Ohmeda

OHMEDA Neonatal Care

Giraffe Incubator Service Manual June 2001

Service Manual

88 Pages

Table of Contents Chapter 1 – Functional Description 1.1 Control Board ... 1-1 1.2 Relay Board ... 1-3 1.3 Display Driver Board/EL Display ... 1-3 1.4 LED Board ... 1-4 1.5 Power Supply ... 1-4 1.6 Peripheral Components ... 1-4 1.61 Rail and Heater Door Switches ... 1-4 Chapter 2- Service Checkout 2.1 Mechanical checks ... 2-1 2.2 Controller checks ... 2-2 2.3 Accessory checks ... 2-3 2.4 Cable Connections and Mechanical Controls ... 2-4 Chapter 3- Calibration 3.1 Temperature and Line Voltage Calibration ... 3-1 3.2 Humidifier calibration ... 3-3 3.3 Scale Calibration ... 3-4 3.4 Leakage Current ... 3-4 3.5 Ground Resistance ... 3-4  Chapter 4- Troubleshooting 4.1 Service Screen ... 4-1 4.2 Alarm Messages ... 4-5 4.3 Error Codes ... 4-6 4.4 Troubleshooting Table ... 4-10 4.5 Additional Troubleshooting Tips ... 4-10 Chapter 5- Repair Procedures 5.1 Hood removal for replacement ... 5-1 5.2 Uprights and End caps ... 5-2 5.3 Compartment Probe repairs ... 5-3 5.4 Lower Unit Repairs ... 5-4 5.41 Removing the chassis cover with the storage door in place ... 5-4 5.42 Incubator fan/motor/optical sensor ... 5-5 5.43 Cartridge heater replacement ... 5-5 5.44 Elevating base ... 5-6 5.45 Chassis replacement ... 5-8 5.46 Elevating footswitch ... 5-8 5.47 Humidifier heater Replacement ... 5-9 5.5 Bed Tilt Brake Shoe Replacement ... 5-10 5.6 Castor Replacement ... 5-11 5.7 Controller and Display Module repairs ... 5-11 5.71 Display module ... 5-11 5.72 Probe panel ... 5-12 5.73 Controller components ... 5-12 Chapter 6- Illustrated Parts 6.1 Exploded Views ... 6-1 6.11 Probe housing, display module and electrical enclosure ... 6-1 6.12 Bed and side doors ... 6-6 6.13 Hood and Compartment Probe ... 6-11 6.14 Chassis ... 6-12 6.15 Humidifier... 6-16 6.16 Elevating base ... 6-18 6600-0356-000  06/07/01  i
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