Carrier 42QG18-C, Руководство по установке

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42
TEST RUNNING (Cont.)
19.4 STEPS FOR HEATING TEST RUNNING
a. Move circuit breaker to ON position.
b. After system operation becomes stabilized:
- Measure high and low pressures to check
correct refrigerant charge. (See figure)
- Measure total Amps consumed by the system.
-
Measure system-working voltage.
System Heating Test Running
SYSTEM MODEL 53QG18-H 53QG24-H
AMBIENT TEMP ºC 7 7
HIGH PRESSURE PSI 240 260
LOW PRESSURE PSI 52 50
TOTAL AMPS 8.5 11.8
Notes:
1- Readings at 220 volt and 20 ºC return air to indoor unit
and high speed of indoor unit motor.
2- System with Standard mild ambient outdoor unit with rotary compressor.
SYSTEM MODEL 53QG18-H 53QG24-H
AMBIENT TEMP ºC 7 7
HIGH PRESSURE PSI 230 250
LOW PRESSURE PSI 60 60
TOTAL AMPS 7.5 11.3
Notes:
1- Readings at 220 volt and 20 ºC return air to indoor unit
and high speed of indoor unit motor.
2- System with High ambient outdoor unit with rotary compressor.
1. Low Pressure Measuring.
2. High Pressure Measuring.
(1)
(2)
Outdoor Unit
Details