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8.1 Tools Required
Tools required for component replacement are as
follows:
• 3/8” nut driver
• 5/16” nut driver
• 7/16” nut driver
• Phillips head screwdriver
• small flat blade screwdriver
• wire cutter, small
• pliers
• 7/16” wrench
• 9/16” wrench
• 1/16” hex key
8.2 Drain the Control Module
Drain the device before disassembling it. A passive drain is
adequate for most maintenance procedures.
Passive Drain
Tools and supplies required:
•
A
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S
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®
5000 Temperature
Management System drain tube
1. Turn the Control Module off. Caution: draining the system with
power on may damage the chiller.
2. Connect the Drain Tube to the two drain ports on the back of the
device. Place the other end of the Drain Tube into a container
with a capacity of at least four liters. The device will passively
drain all tubing, reservoirs and pumps within the system. There
will still be some moisture present as you disassemble the unit.
Fig. 8-8 Passive drain
Total Drain
A total drain activates the pumps to remove residual water. It is
essential to perform this process if the device is to be shipped or if
the hydraulic components are to be removed.
1. After completing a Passive Drain (above), power on the Control
Module.
2. Go to the Advanced Setup screen from the Patient Therapy
Selection screen on the Control Panel, press the Total Drain
Start button and follow the instructions.
Fig. 8-9 “Total Drain” option on Advanced Setup screen
8.3 Remove Back Panel
Tools and supplies required:
• 3/8” nut driver
• Phillips head screwdriver
1. Remove Fluid Delivery Line and Patient Temperature Cable.
2. Using the 3/8” nut driver, remove the four black bolts on the
back panel.
3. Using the Phillips head screwdriver, remove the two screws
holding the power cord bracket and unplug the power cord.
Take extra care not to drop these screws into the unit.
4. Lift off the back panel and set it aside.
Fig. 8-10 Back panel with indication of bolts to be removed
(Step 2, left)
