OPERATION MANUAL
HEMOTHERM MODEL 400CE
Page
41
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46
SECTION 3. MAINTENANCE AND REPAIR
3.1
GENERAL
The HEMOTHERM Cooler/Heater unit is designed and built to be field serviceable. The
repair, calibration and servicing of this unit requires no special tools, except for
refrigeration repairs. However, no attempt should be made to perform any of these
procedures unless the proper skills and knowledge are possessed. Repair or service of
the HEMOTHERM by qualified medical personnel will not void the warranty of the unit.
All internal operating components are readily exposed by removing the rear panel. This
is accomplished by removing the five retaining screws around the perimeter of the panel.
Pull rear panel away from the unit.
Access to the condenser grille is attained by removing the air intake vent at the front of
the HEMOTHERM unit. To do this, remove the four screws securing the vent to the unit.
3.2
CLEANING INSTRUCTIONS
The HEMOTHERM unit and Remote Control are constructed of powder coated steel with
a plastic membrane keypad. For cleaning and disinfecting, always use conventional
hospital-approved topical equipment cleaners and disinfectants that do not contain
alcohol. Avoid alcohol and other strong, undiluted disinfectants. These may cause
staining
of the device’s outer skin. Thoroughly wipe down device with a damp cloth to
remove any residue from cleaning solutions.
3.3
TEMPERATURE ACCURACY CHECK
For temperature accuracy and verification it is recommended to use a calibrated
thermometer (with ±0.1°C accuracy or better) located as close as possible to the reservoir
water temperature sensor. For best accuracy be certain that the thermometer is not near
the heater or evaporator coil when you are taking measurements.
3.4
MAINTENANCE OF THE WATER RESERVOIRS
It is very important that the water level in the HEMOTHERM unit be maintained for proper
operation and effectiveness. The water level should be maintained to where the water is
WARNING
Before performing any disassembly procedure, be sure the power switch is in the
OFF/”O” position and the power cord is unplugged from the receptacle.
Electrical
Hazards may result.