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TM 55-8145-221-14&P
OPERATION UNDER USUAL CONDITIONS – Continued
0006 00
PREPARATION FOR USE AND ASSEMBLY – Continued.
REFRIGERATION UNIT (Figure 3).
CAUTION
Operating the refrigeration unit with the service valves improperly set will damage the
equipment. Do not operate unless you are sure it has been properly set up for operation.
If you are not sure that service valves are properly set, notify Unit Maintenance.
1. Check for tag attached to control panel door indicating that all valves had been closed and unit was “pumped down”.
2. If tag is there, notify unit maintenance to service refrigeration unit and open all the necessary valves for operation.
3. If tag is not attached, then proceed with startup procedure.
a.
Open Control Panel door (1) and secure in the upright position.
b. Adjust Temperature Controller (2) to desired temperature setting.
c.
Position Circuit breaker (3) to OFF position.
d. Position START-RUN-OFF switch (4) to OFF.
NOTE
Push switches in the side condenser doorframes will prevent refrigeration unit from
operating if the doors are open
e.
Ensure both condenser doors (5) are closed.
4. Verify the refrigeration unit is connected to an active source of 208/230 Vac, 3 phase, 50/60 Hz electric power.
Change 1
0006 00-4
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