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T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
60-2485—8 46
Table 8. T874 Cross Reference.
Model
Number
Fig.
No. Description
Trade Model
Replacement Remarks
T874A 1-stage heat, 1-stage cool.
A1002 44, 65 Honeywell logo; Standard OEM; used with Q674B1331. T874A1036
A1010 44 Honeywell logo; includes Allen wrench and screws to
lock cover; non-adjustable range stops set at 72°F (max.
heat) and 78°F (min. cool) (22-26°C); field adjustable
locking levers.
T874A1010
A1028 44 Honeywell logo; heat anticipator factory set at 0.4A. T874A1036
A1036 44 Honeywell logo; TRADELINE® model; includes Allen
wrench and screws to lock cover; field adjustable locking
levers.
T874A1036
A1044 44 Obsolete
. AAF/Snyder General logo; part no. 4ELN-
3006C; °F/°C scaleplate.
T874A1036 Replacement has °F
scaleplate.
A1051 44 Lennox logo; part no. 12F9901; °F/°C scaleplate; heat
anticipator set at 0.45A.
T874A1036 Replacement has °F
scaleplate.
A1069 44 Obsolete
. Westinghouse logo; used with Q674A-E,G. T874A1036
A1077 46, 82 Obsolete. Amana Air Conditioning logo; part no.
D68535-1; heat anticipator factory set at 1.2A; used with
Q674B1075, E1056; used in Y594A1001, A1019.
T874A1036
A1085 44, 46,
55, 66
Obsolete
. Trane logo; part no. 13510451; used with
Q674B1018, B1075, D1008.
T874A1036
A1093 44 Obsolete
. McQuay logo; part no. 02005935; °F/°C
scaleplate.
T874A1036 Replacement has °F/°C
scaleplate.
A1101 51, 53 Carrier logo; part no. HH07AT174; used with Q674B. Y594C1421 or
T874A1036
a
When using the T874C1036,
set stage 1 heat anticipator for
total current draw of fan and
stage 1 heat primary.
A1119 82 Obsolete
. Sears logo; part no. 541. 91441/49. 9144; °F/
°C scaleplate; used with Q674E1007; used in
Y594A1068.
T874A1036 Replacement has °F
scaleplate.
A1127 44 Obsolete
. Climate Control logo; part no. 02005936; °C
scaleplate.
T874A1036 Replacement has °F
scaleplate.
A1135 44 Fedders multi-logo; part no. THTX-110-WCHA,
88-58-00500-001.
T874A1036
A1143 44 Honeywell logo; °C scaleplate. T874A1036 Replacement has °F
scaleplate.
A1150 44 Honeywell logo; TRADELINE model; includes Allen
wrench and screws to lock cover; field adjustable locking
levers (68°F max. heat, 78°F min. cool).
T874A1150
A1168 44 Obsolete
. Trane Comfort Corps logo. T874A1036
A1176 44 Honeywell logo; meets DoD specs; includes Allen
wrench and screws to lock cover; no thermometer; non-
adjustable range stops set at 72°F (max. heat) and 78°F
(min. cool) (22-26°C); field adjustable locking levers.
T874A1176
A1184 51, 53 Trane logo; part no. BAY28X182; °F/°C scaleplate;
automatic fan in heating and cooling modes; heat
anticipator set at 0.4A; used with Q674B1141, E1080.
T874A1036
a
When used with Q674E1080,
set stage 1 heat anticipator for
total current draw of fan and
stage 1 heat primary;
replacement has °F
scaleplate.
A1192 44 Obsolete
. Lennox logo; part no. 13F0001; °C scaleplate;
heat anticipator factory set at .458A.
T874A1036 Replacement has °F
scaleplate.
a
Both the thermostat and subbase must be replaced.