Century Bed P1400 Service Manual April 1999



Century ™ Bed Service Manual Revisions Revision Letter Original Issue

Pages Affected

Date April, 1999

man241

Century+™ Bed Service Manual (man241)

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Revisions

COPYRIGHT 1999 HILL-ROM COMPANY, INC. All rights reserved. No part of this text shall be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information or retrieval system without written permission from HILL-ROM COMPANY, INC. (Hill-Rom). First Edition First Printing 1999 Printed in the USA Celcon® is a registered trademark of Hoeshst Celanese Corporation. Century+™ is a trademark of Hill-Rom, Inc. Channellock® is a registered trademark of Channellock, Inc. Comfortline® is a registered trademark of Hill-Rom, Inc. Hill-Rom® is a registered trademark of Hill-Rom, Inc. Loctite® is a registered trademark of Loctite Corporation, Inc. Oilite® is a registered trademark of Beemer Precision, Incorporated. SideCom® is a registered trademark of Hill-Rom, Inc. Surerest® is a registered trademark of Hill-Rom, Inc. Teflon® is a registered trademark of E.I. du Pont and de Nemours and Company. Torx® is a registered trademark of Textron, Inc. Underwriters Laboratories Inc.® is a registered trademark of Underwriter’s Laboratories Inc. Velcro® is a registered trademark of Velcro Industries, BV (a Dutch corporation). The information contained in this manual is subject to change without notice. Hill-Rom makes no commitment to update or keep current, the information contained in this manual.

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Century+™ Bed Service Manual (man241)

Revisions

The only product warranty intended by Hill-Rom is the express, written warranty accompanying the bill of sale to the original purchaser. Hill-Rom makes no other warranty, express or implied, and in particular, makes no warranty of merchantability or fitness for a particular purpose. Additional copies of this manual can be obtained from Hill-Rom. To order additional copies of this service manual, call (800) 445-3720, and place a parts order for part number man241.

Century+™ Bed Service Manual (man241)

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Revisions

NOTES:

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Century+™ Bed Service Manual (man241)

Table of Contents Chapter 1: Introduction Purpose... 1 - 5 Audience... 1 - 5 Organization... 1 - 5 Chapter 1: Introduction... 1 - 5 Chapter 2: Troubleshooting Procedures... 1 - 5 Chapter 3: Theory of Operation... 1 - 5 Chapter 4: Removal, Replacement, and Adjustment Procedures... 1 - 5 Chapter 5: Parts List... 1 - 6 Chapter 6: General Procedures... 1 - 6 Chapter 7: Accessories... 1 - 6 Typographical Conventions... 1 - 7 Introduction... 1 - 8 Overview... 1 - 8 Operating Precautions... 1 - 8 Bed Positions... 1 - 8 Specifications... 1 - 12 Physical Description... 1 - 12 Head Section Inclination... 1 - 12 Knee Section Inclination... 1 - 13 Foot Section Inclination... 1 - 13 Hilow Sleeping Surface... 1 - 13 CPR Release... 1 - 13 Casters for Beds with Central Brake and Steer... 1 - 13 Central Brake and Steer (Optional)... 1 - 13 Trendelenburg/Reverse Trendelenburg... 1 - 14 Manual Operation... 1 - 14

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Table of Contents

Lockouts... 1 - 14 Attendant Control Console... 1 - 14 IV Rod Accommodation... 1 - 14 Bed Frames... 1 - 15 Docking/Wall Protection... 1 - 15 Siderails... 1 - 15 Head Siderail Configurations... 1 - 15 Bed Exit System... 1 - 15 Regulations, Standards, and Codes... 1 - 16 UL Classification... 1 - 16 Model Identification... 1 - 17 General Operation... 1 - 18 Automatic Contour (Optional)... 1 - 18 Bed End Panels... 1 - 18 CPR Release (Optional)... 1 - 18 Battery Backup... 1 - 19 Motor Assemblies... 1 - 19 Thermals... 1 - 19 Manual Operation... 1 - 20 Head Function-Manual Operation... 1 - 20 Head Function-Manual Operation for Beds with CPR Release... 1 - 22 Hilow Function-Manual Operation... 1 - 23 Knee Function-Manual Operation... 1 - 24 Safety Tips... 1 - 26 Service and Maintenance... 1 - 26 Bed Position... 1 - 26 Siderails... 1 - 26 Braking and Steering... 1 - 26 Fluids... 1 - 27 Water Mattresses... 1 - 27 Lockout Switches... 1 - 27

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Century+™ Bed Service Manual (man241)

Table of Contents

CPR Release... 1 - 27 Warning and Caution Labels... 1 - 31 Chapter 2: Troubleshooting Procedures Getting Started... 2 - 3 Test Equipment... 2 - 3 Electrical Functions... 2 - 4 Initial Actions... 2 - 5 Function Checks... 2 - 5 Final Actions... 2 - 7 None of the Bed Functions Work... 2 - 9 The Head Up Function Does Not Work... 2 - 11 The Head Down Function Does Not Work... 2 - 19 The Knee Up Function Does Not Work... 2 - 27 The Knee Down Function Does Not Work... 2 - 35 The Bed Up Function Does Not Work... 2 - 43 The Bed Down Function Does Not Work... 2 - 52 The Knee Section Does Not Raise (Beds with Automatic Contour Only)... 2 - 61 The Knee Section Does Not Lower (Beds with Automatic Contour Only)... 2 - 62 The Trendelenburg or Reverse Trendelenburg Function Does Not Work... 2 - 63 The Siderail Is Hard to Rotate Up or Down... 2 - 66 Chapter 3: Theory of Operation Electrical System... 3 - 3 Theory of Operation... 3 - 7 Electrical System... 3 - 7 Motors... 3 - 8 Patient Controls... 3 - 8 Circuit Board Locations... 3 - 10 Control Board Theory of Operation... 3 - 11

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Table of Contents

Chapter 4: Removal, Replacement, and Adjustment Procedures Control Board... 4 - 5 Removal... 4 - 5 Replacement... 4 - 6 Adjustment... 4 - 7 Battery Backup Box... 4 - 8 Removal... 4 - 8 Replacement... 4 - 10 Adjustment... 4 - 11 Battery Backup Circuit Board... 4 - 12 Removal... 4 - 12 Replacement... 4 - 14 Adjustment... 4 - 14 Battery Backup Cells... 4 - 15 Removal... 4 - 15 Replacement... 4 - 17 Adjustment... 4 - 17 Head or Knee Motor... 4 - 18 Removal... 4 - 18 Replacement... 4 - 20 Adjustment... 4 - 20 Head or Knee Drive Screw... 4 - 21 Removal... 4 - 21 Replacement... 4 - 22 Adjustment... 4 - 23 Hilow Motor... 4 - 24 Removal... 4 - 24 Replacement... 4 - 25 Adjustment... 4 - 26 Hilow Drive Screw Assembly... 4 - 27 Removal... 4 - 27

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Table of Contents

Replacement... 4 - 28 Adjustment... 4 - 29 Hilow Limit Switch... 4 - 30 Removal... 4 - 30 Replacement... 4 - 31 Adjustment... 4 - 32 Automatic Contour Assembly (Beds with Optional Automatic Contour Only)... 4 - 33 Removal... 4 - 33 Replacement... 4 - 34 Adjustment... 4 - 35 Trendelenburg or Reverse Trendelenburg Assembly... 4 - 36 Removal... 4 - 36 Replacement... 4 - 38 Adjustment... 4 - 38 Brake Cam Assembly (Beds with Central Brake and Steer)... 4 - 39 Removal... 4 - 39 Replacement... 4 - 40 Adjustment... 4 - 41 Brake Block Mechanism (Beds Equipped with Central Brake and Steer)... 4 - 42 Removal... 4 - 42 Replacement... 4 - 43 Adjustment... 4 - 44 Casters (Beds with Central Brake and Steer)... 4 - 45 Removal... 4 - 45 Replacement... 4 - 46 Adjustment... 4 - 47 SideCom® Communication System Entertainment Control... 4 - 49 Removal... 4 - 49 Replacement... 4 - 51

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Table of Contents

Adjustment... 4 - 51 Siderail Nurse Call, Lighting, or Bed Control Switch Assembly... 4 - 52 Removal... 4 - 52 Replacement... 4 - 54 Adjustment... 4 - 54 Siderails... 4 - 55 Removal... 4 - 55 Replacement... 4 - 56 Adjustment... 4 - 57 Pendant Control Assembly... 4 - 58 Removal... 4 - 58 Replacement... 4 - 59 Adjustment... 4 - 60 Trendelenburg and Reverse Trendelenburg Indicator... 4 - 61 Removal... 4 - 61 Replacement... 4 - 61 Adjustment... 4 - 61 Chapter 5: Parts List Warranty... 5 - 3 Service Parts Ordering... 5 - 5 Exchange Policy... 5 - 7 In-Warranty Exchanges... 5 - 7 Out-of-Warranty Exchanges... 5 - 7 Recommended Spare Parts... 5 - 9 Base Module... 5 - 10 Base Module-Units With Central Brake and Steer... 5 - 12 Surface Module... 5 - 15 Frame/Surface Module... 5 - 16 Hilow Drive Assembly... 5 - 20 DC Drive Module... 5 - 24 DC Head Drive Module with CPR Release... 5 - 26

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Table of Contents

Battery Backup Assembly... 5 - 28 Automatic Contour Cable Routing... 5 - 30 Automatic Contour Module... 5 - 32 Head Drive Assembly-P/N 6340802... 5 - 36 Head Drive Assembly with CPR Module-P/N 6340804... 5 - 38 Knee Drive Assembly-P/N 6340803... 5 - 42 Night Light Assembly-P/N 4578201... 5 - 44 Pendant Control Assembly-P729... 5 - 46 Head Siderail-Mounting Parts... 5 - 48 Dust Cover Module... 5 - 49 SideCom® Communication System Head Siderails-Cable Routing... 5 - 50 SideCom® Communication System Head Siderail Assembly... 5 - 52 SideCom® Communication System Head Siderail Entertainment Controls... 5 - 56 SideCom® Communication System Head Siderail Bed Controls... 5 - 58 Chapter 6: General Procedures Cleaning and Care... 6 - 3 General Cleaning... 6 - 3 Steam Cleaning... 6 - 3 Hard to Clean Spots... 6 - 3 Disinfection... 6 - 3 Component Handling... 6 - 4 P.C. Boards... 6 - 4 Lubrication Requirements... 6 - 5 Preventive Maintenance... 6 - 6 Preventive Maintenance Schedule... 6 - 7 Preventive Maintenance Checklist... 6 - 8 Tool and Supply Requirements... 6 - 9 Extraction Tool P/N 91065-1... 6 - 10 Extraction Tool P/N 429022 (Blue Plastic Handle)... 6 - 12 Siderail Lubrication... 6 - 13

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Table of Contents

Chapter 7: Accessories Accessories... 7 - 3 Roller Bumpers-P818C08... 7 - 4 Installation... 7 - 4 Removal... 7 - 4 Adjustment... 7 - 5 Architectural Bumpers-P819... 7 - 6 Installation... 7 - 6 Removal... 7 - 6 Adjustment... 7 - 6 IV Rod-P2217... 7 - 7 Installation... 7 - 7 Removal... 7 - 7 Adjustment... 7 - 8 Trapeze Support-P846 or P846D... 7 - 9 Installation... 7 - 9 Removal... 7 - 10 Adjustment... 7 - 10 Fracture Frame Adapter-P847B and P847C... 7 - 11 Installation... 7 - 11 Removal... 7 - 12 Adjustment... 7 - 12

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Century+™ Bed Service Manual (man241)

Chapter 1 Introduction Chapter Contents Purpose... 1 - 5 Audience... 1 - 5 Organization... 1 - 5 Chapter 1: Introduction... 1 - 5 Chapter 2: Troubleshooting Procedures... 1 - 5 Chapter 3: Theory of Operation... 1 - 5 Chapter 4: Removal, Replacement, and Adjustment Procedures... 1 - 5 Chapter 5: Parts List... 1 - 6 Chapter 6: General Procedures... 1 - 6 Chapter 7: Accessories... 1 - 6 Typographical Conventions... 1 - 7 Introduction... 1 - 8 Overview... 1 - 8 Operating Precautions... 1 - 8 Bed Positions... 1 - 8 Specifications... 1 - 12 Physical Description... 1 - 12 Head Section Inclination... 1 - 12 Knee Section Inclination... 1 - 13 Foot Section Inclination... 1 - 13 Hilow Sleeping Surface... 1 - 13 CPR Release... 1 - 13 Casters for Beds with Central Brake and Steer... 1 - 13

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Chapter 1: Introduction

Central Brake and Steer (Optional)... 1 - 13 Trendelenburg/Reverse Trendelenburg... 1 - 14 Manual Operation... 1 - 14 Lockouts... 1 - 14 Attendant Control Console... 1 - 14 IV Rod Accommodation... 1 - 14 Bed Frames... 1 - 15 Docking/Wall Protection... 1 - 15 Siderails... 1 - 15 Head Siderail Configurations... 1 - 15 Bed Exit System... 1 - 15 Regulations, Standards, and Codes... 1 - 16 UL Classification... 1 - 16 Model Identification... 1 - 17 General Operation... 1 - 18 Automatic Contour (Optional)... 1 - 18 Bed End Panels... 1 - 18 CPR Release (Optional)... 1 - 18 Battery Backup... 1 - 19 Motor Assemblies... 1 - 19 Thermals... 1 - 19 Manual Operation... 1 - 20 Head Function-Manual Operation... 1 - 20 Head Function-Manual Operation for Beds with CPR Release... 1 - 22 Hilow Function-Manual Operation... 1 - 23 Knee Function-Manual Operation... 1 - 24 Safety Tips... 1 - 26 Service and Maintenance... 1 - 26 Bed Position... 1 - 26 Siderails... 1 - 26 Braking and Steering... 1 - 26

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Century+™ Bed Service Manual (man241)

Chapter 1: Introduction

Fluids... 1 - 27 Water Mattresses... 1 - 27 Lockout Switches... 1 - 27 CPR Release... 1 - 27 Warning and Caution Labels... 1 - 31

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Chapter 1: Introduction

NOTES:

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Century+™ Bed Service Manual (man241)

Purpose Chapter 1: Introduction

Purpose This manual provides requirements for the Century+™ Bed normal operation and maintenance. It also includes parts lists (in chapter 5) for ordering replacement components.

Audience This manual is intended for use by only facility-authorized maintenance personnel. Failure to observe this restriction can result in severe injury to people and serious damage to equipment.

Organization This manual contains seven chapters.

Chapter 1: Introduction In addition to a brief description of this service manual, chapter 1 also provides a product overview.

Chapter 2: Troubleshooting Procedures Repair analysis procedures are contained in this chapter. These procedures are used to gather information, identify the maintenance need, and verify the effectiveness of the repair.

Chapter 3: Theory of Operation This chapter describes the application of the mechanical and electrical systems employed in this product.

Chapter 4: Removal, Replacement, and Adjustment Procedures Chapter 4 contains the detailed maintenance procedures determined necessary in chapter 2.

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Organization Chapter 1: Introduction

Chapter 5: Parts List This chapter contains the warranty, part-ordering procedure, and illustrated parts lists.

Chapter 6: General Procedures Cleaning, preventive maintenance, and other general procedures are described in this chapter.

Chapter 7: Accessories A list of additional products, that can be used in conjunction with the Century+™ Bed, is available in chapter 7. Installation procedures for these accessories are also included.

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Century+™ Bed Service Manual (man241)

Typographical Conventions Chapter 1: Introduction

Typographical Conventions This manual contains different typefaces and icons designed to improve readability and increase understanding of its content. Note the following examples: • Standard text-used for regular information. • Boldface text-emphasizes a word or phrase. • NOTE:-sets apart special information or important instruction clarification. • The symbol below highlights a WARNING or CAUTION: Figure 1-1. Warning and Caution

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A WARNING identifies situations or actions that may affect patient or user safety. Disregarding a warning could result in patient or user injury.

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A CAUTION points out special procedures or precautions that personnel must follow to avoid equipment damage.

• The symbol below highlights a CAUGHT HAZARD WARNING: Figure 1-2. Caught Hazard Warning

• The symbol below highlights a CHEMICAL HAZARD WARNING: Figure 1-3. Chemical Hazard Warning

• The symbol below highlights an ELECTRICAL SHOCK HAZARD WARNING: Figure 1-4. Electrical Shock Hazard Warning

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