Manual 2100-479
Page
9 of 11
T
roubleshooTing
The
M
echanical
s
ysTeM
HEAT PUMP
—
HEATING
LOW SUCTION — LOW HEAD PRESSURE
1.
Restricted
���
through
outdoor
coil.
(Restricted
water
��
through
water
coil.
)
2. Defective outdoor motor. (Defective water pump.
)
3. Low outdoor air temperature. (Low water
temperature.
)
4. Frozen outdoor coil. (Frozen water coil.
)
5. Restricted liquid line, dryer, metering device, etc.
6. Low charge.
7. Low indoor air temperature.
HIGH SUCTION — LOW HEAD
PRESSURE
1. Defective or broken valves.
2. IPR valve open.
3. Defective reversing valve.
LOW SUCTION — LOW HEAD
PRESSURE
1.
Restricted
���
over
indoor
coil.
2. Defective indoor fan motor.
3. Low indoor temperature
4. Iced indoor coil.
5. Restricted liquid line, dryer, metering device, etc.
6. Low charge.
7. Low ambient entering air temperature. (Low entering
water temperature to water coil.
)
HIGH SUCTION — LOW HEAD
PRESSURE
1. Defective or broken valves.
2. IPRV valve open.
3. Defective reversing valve.
AIR CONDITIONING AND HEAT PUMP — COOLING
LOW SUCTION — HIGH HEAD
PRESSURE
1. Partial restriction and then overcharged.
HIGH SUCTION — HIGH HEAD
PRESSURE
1. High entering outdoor air temperature. (High entering
water temperature.
)
2.
Low
���
outdoor
coil.
(Low
water
��.
)
3. Overcharged.
4. Air in system.
5. Restricted outdoor coil. (Restricted water coil.
)
6. High indoor air temperature.
Water source heat pump.
LOW SUCTION — HIGH HEAD
PRESSURE
1. Partial restriction and then overcharged.
HIGH SUCTION — HIGH HEAD
PRESSURE
1. High entering outdoor air temperature. (High entering
water temperature.
)
2.
Low
indoor
���.
3. Overcharged.
4. Air in system.
5. Restricted air coil.
6. High indoor air temperature.
Water source heat pump.
Содержание Q-TEC Series
Страница 16: ...Manual 2100 479 Page 6 of 11 FIGURE 1 TYPICAL AIR CONDITIONING SYSTEM COOLING CYCLE MIS 369...
Страница 17: ...Manual 2100 479 Page 7 of 11 FIGURE 2 TYPICAL HEAT PUMP SYSTEM COOLING CYCLE MIS 368...
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Страница 32: ......
Страница 92: ...Manual 2100 738A Page 60 of 71 FIGURE 36 Water Source Heat Pump Cooling Cycle...
Страница 93: ...Manual 2100 738A Page 61 of 71 FIGURE 37 Water Source Heat Pump Heating Cycle...
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Страница 107: ......
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Страница 117: ...Manual 2110 1558 Page 6 of 23 CONTROL PANEL COMPONENTS SEXP 1015 10 5 6 9 20 16 14 17 18 2 1 12 11 13 4 8 7 15...
Страница 119: ...Manual 2110 1558 Page 8 of 23 CONTROL PANEL COMPONENTS 21 19 20 5 6 14 15 3 7 12 16 13 9 4 2 11 1 10 17 18 8 SEXP 1016...
Страница 121: ...Manual 2110 1558 Page 10 of 23 BLOWER ASSEMBLY COMPONENTS SEXP 1017 5 7 2 9 11 9 8 3 6 4 9 11 9 14 12 13 1 10 10 8...
Страница 123: ...Manual 2110 1558 Page 12 of 23 PUMP MODULE COMPONENTS RELAY ASSEMBLY SEXP 574 5 1 PUMP ASSEMBLY 3 2 4...
Страница 125: ...Manual 2110 1558 Page 14 of 23 OPTIONAL CLIMATE CONTROLS SEXP 560 3 2 1...
Страница 127: ...Manual 2110 1558 Page 16 of 23 OPTIONAL CLIMATE CONTROLS 1 3 2 4 SEXP 639 5...
Страница 129: ...Manual 2110 1558 Page 18 of 23 OPTIONAL CLIMATE CONTROLS 6 4 2 3 1 5 SEXP 646...
Страница 131: ...Manual 2110 1558 Page 20 of 23 OPTIONAL CLIMATE CONTROLS SEXP 645 4 3 2 5 6 1...
Страница 133: ...Manual 2110 1558 Page 22 of 23 11 8 9 12 2 5 10 4 6 7 1 3 SEXP 377 WALL SLEEVE CABINET COMPONENTS...
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