Carrier 40FS - Manual (Page 14)

THERMOSTAT HHOIAD040 0R042W1TH
HH93AZ040 OR 042 SUBBASE
I l-KW TO 20-KW,
FAN SECTION
COOLING CONTROL KIT
ARRANGEMENT A-
COOLING ONLY. (SEE NOTE I BELOW)
THERMOSTAT HH0IAD040 OR 042 WITH jq is - kw
HH93A2040 OR 042 SUS8ASE ELECTRIC HEATER
AND I-STAGEHEATING WITH,8-KW TO 15-KW,
40FS9I6300 OR 40FS920300 HEATER.
(SEE NOTE I BELOW)
THERMOSTAT HH07AT070
SUBBASE HH93AZ080
20-KW TO 30-KW
ELECTRIC HEATER
LOW-VOLTAGE
TERMINAL BOARD
ARRANGEMENT C- COOLING
AND 2-STAGE HEATING WITH.20-KW TO 30-KW,
40FS9I6300 0R40FS920300 HEATER.
(SEE NOTE I BELOW)
THERMOSTAT HH0IAD04O OR 042 5-KW TO 10-KW,
WITH HH93AZ040 OR 042 SUBBASE ELECTRIC HEATER
CONO UNIT
CONO UNIT
40FS9I6320 HEATERS. (SEE NOTE I BELOW)
Eliminate shaded wiring connections for heating only
applications.
CR — Control Relay
ODT — Outdoor Thermostat
SHR — Supplemental Heat Relay
----------- Factory Wiring
----------- Field Wiring
*
* A 40-va transformer is located in cooling control kit and
40FS916300,920300 electric heaters. All 40FS916320,330,500
and 40FQ916,920 electric heaters have a 60-va transformer that
is internally fused. All 38HQ heaters have a 75-va transformer
that is internally fused. Do not short secondary terminals.
40FS9I6320 HEATERS. (SEE NOTE 1 BELOW)
THERMOSTAT HH07AT07I WITH
HH93AZ073 (AUTO. CHANGEOVER)
OR HH93AZ075(MANUAL
40FQ
CHANGEOVER)SUBBASE. ELECTRIC HEATER
(SEE NOTE 2 BELOW.) TERMINAL BOARD
38CQ0R38RQ
HEAT PUMP
TERMINAL BOARD
ARRANGEMENT F-COOLING
AND 2-STAGE HEATING-38CQ HEAT PUMP AND
40FQ HEATER (ALL); SUPPLEMENTAL HEAT, NO OUTDOOR
THERMOSTATS.(SEE NOTE I BELOW) REFER TO 38CQ
OR 38RQ HEAT PUMP INSTALLATION INSTRUCTIONS
IF OUTDOOR THERMOSTATS ARE USED.
THERMOSTAT
SUBBASE
HH93ÀZ073
OR HH93AZ075 40AQ.38HQ OR 40FQ
ELECTRIC HEATER
TERMINAL BOARD 38HQ
COMPRESSOR
SECTION
TERMINAL BOARD
(38HQ WITH 40AQ OR 40FS/28HQ.VQ
EQUIPPED WITH ELECTRIC HEATER,
SUPPLEMENTAL HEAT,
NO OUTDOOR THERMOSTATS)
REFER TO 38HQ HEAT PUMP INSTALLATION
INSTRUCTIONS IF OUTDOOR THERMOSTATS
ARE USED.
fRemove jumpers from 40FQ heater terminfl board to wire with
outdoor thermostat(s).
^Remove factory-installed jumpers (connection B) when installing
outdoor thermostats (ODT).
NOTES:
1. For simplicity, arrangement identifications below diagrams do
not call out fan section/coil model numbers. See Modular Sys­
tem Introduction and Tables 2, 3 and 4 for fan section/coii/
heater models and usage.
2. Thermostat/subbase package numbers: 38CQ900081 for
HH07AT071/HH93AZ073 (auto, changeover); 38CQ900111
for HH07AT071/HH93AZ075 (manual changeover).
3. See Carrier price pages for other approved thermostats.
Fig. 14 — Control Wiring Connections
14