Supply Voltage - Carrier Aquazone 50HQL Installation, Start-Up And Service Instructions Manual

NOTES FOR FIG. 8A:
1. Compressor and blower motor thermally protected internally.
2. All wiring to the unit must comply with NEC and local codes.
3. 208/230-v transformers will be connected for 208-v operation.
For 230-v operation, disconnect RED lead at L1, and attach
ORG lead to L1. Close open end of RED lead.
4. FPI thermistor provides freeze protection for WATER. When
using ANTIFREEZE solutions, cut JW3 jumper.
5. Typical heat pump thermostat wiring shown. Refer to thermo-
stat installation instructions for wiring to the unit. Thermostat
wiring must be "Class 1" and voltage rating equal to or greater
than unit supply voltage.
6. 24-v Alarm Signal shown. For Dry Alarm Contact, cut JW1
jumper and dry contact will be available between AL1 and AL2.
7. Transformer secondary ground via board standoffs and screws
to Control Box. (Ground available from top two standoffs as
shown.)
8. Suffix 1 designates association with lead compressor. Suffix 2
with lag compressor. EXCEPTION FP2, EH1, EH2 ARE PER
LEGEND.
NOTES FOR FIG. 8B:
1. Compressor and blower motor thermally protected internally.
2. All wiring to the unit must comply with NEC and local codes.
3. 208/230-v transformer will be connected for 208-v operation.
For 230-v operation, disconnect RED lead at L1, and attach
ORG lead to L1. Insulate open end of RED lead. 380/420-v
transformer will be connected for 380-v operation. For 420-v
operation, disconnect VIO lead at L1 and attach BRN lead to
L1. Insulate open end of VIO lead.
4. FP1 thermistor provides freeze protection for WATER. When
using ANTIFREEZE solution, cut JW3 jumper.
5. Typical heat pump thermostat wiring shown. Refer to thermo-
stat installation instructions for wiring to the unit. Thermostat
wiring must be "Class 1" and voltage rating equal to or greater
than unit supply voltage.
6. 24-v Alarm Signal shown. For Dry Alarm Contact, cut AL2 DRY
(JW4) jumper and dry contact will be available between AL1
and AL2.
7. Transformer secondary ground via Deluxe D board standoffs
and screws to Control Box. (Ground available from top two
standoffs as shown.)
8. Suffix 1 designates association with lead compressor. Suffix 2
with lag compressor. EXCEPTION FP2, EH1, EH2 ARE PER
LEGEND.
NOTES FOR FIG. 9A:
1. Compressor and blower motor thermally protected internally.
2. All wiring to the unit must comply with NEC and local codes.
3. 208/230-v transformers will be connected for 208-v operation.
For 230-v operation, disconnect RED lead at L1, and attach
ORG lead to L1. Close open end of RED lead with insulating
tape.
4. FP1 jumper provides freeze protection for WATER. When using
ANTIFREEZE solutions, cut FP1 jumper.
5. Typical thermostat wiring shown. Refer to thermostat installa-
tion instructions for wiring to the unit. Thermostat wiring must
be "Class 1" and voltage rating equal to or greater than unit

supply voltage.

6. 24-v Alarm Signal shown. For Dry Alarm Contact, cut JW1
jumper and Dry Contact will be available between AL1 and AL2.
7. Transformer secondary ground via Control C board standoffs
and screws to Control Box. (Ground available from top two
standoffs as shown.).
NOTES FOR FIG. 9B:
1. Compressor and blower motor thermally protected internally.
2. All wiring to the unit must comply with NEC and local codes.
3. 208/230-v transformers will be connected for 208-v operations.
For 230-v operations, disconnect RED lead at L1, and attach
ORG lead to L1. Close open end of RED lead.
4. FP1 thermistor provides freeze protection for WATER. When
using ANTIFREEZE solutions, cut JW3 jumper.
5. Typical heat pump thermostat wiring shown. Refer to thermo-
stat installation instructions for wiring to the unit. Thermostat
wiring must be "Class 1" and voltage rating equal to or greater
than unit supply voltage.
6. 24-v Alarm Signal shown. For Dry Alarm Contact, cut AL2 DRY
(JW4) jumper and dry contact will be available between AL1
and AL2.
7. Transformer secondary ground via Deluxe D control board
standoffs and screws to Control Box. (Ground available from
top two standoffs as shown.)
NOTES FOR FIG. 10A:
1. Compressor and blower motor thermally protected internally.
2. All wiring to the unit must comply with NEC and local codes.
3. 208/230-v transformers will be connected for 208-v operation.
For 230-v operation, disconnect RED lead at L1, and attach
ORG lead to L1. Insulate open end of RED lead with insulat-
ing tape. 380/420-v transformers will be connected for 380-v
operation.
4. FP1 thermistor provides freeze protection for WATER. When
using ANTIFREEZE solution, cut FP1 jumper.
5. Typical thermostat wiring shown. Refer to thermostat installa-
tion instructions for wiring to the unit. Thermostat wiring must
be "Class 1" and voltage rating equal to or greater than unit
supply voltage.
6. 24-v Alarm Signal shown. For Dry Alarm Contact, cut JW1
jumper and Dry Contact will be available between AL1 and AL2.
7. Transformer secondary ground via Complete C board standoffs
and screws to Control Box. (Ground available from top two
standoffs as shown.)
8. Suffix 1 designates association with lead compressor. Suffix 2
with lag compressor. EXCEPTION FP1, FP2.
9. DIP switch no. 2 for Complete C 2 should be off.
NOTES FOR FIG. 10B:
1. Compressor and blower motor thermally protected internally.
2. All wiring to the unit must comply with NEC and local codes.
3. 208/230 v transformers will be connected for 208 v operations.
For 230 v operation, disconnect RED lead at L1, and attach
ORG lead to L1. Close open end of RED lead.
4. FP1 thermistor provides freeze protection for WATER. When
using ANTIFREEZE solutions, cut JW3 jumper.
5. Typical heat pump thermostat wiring shown. Refer to thermo-
stat installation instructions for wiring to the unit. Thermostat
wiring must be "Class 1" and voltage rating equal to or greater
than unit supply voltage.
6. 24-v Alarm Signal shown. For Dry Alarm Contact, cut AL2 DRY
(JW4) Jumper and Dry Contact will be available between AL1
and AL2.
7. Transformer secondary ground via Deluxe D board standoffs
and screws to Control Box. (Ground available from top two
standoffs as shown.)
8. Suffix 1 designates association with lead compressor. Suffix 2
with lag compressor, EXCEPTION FP1, FP2.
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