Honeywell T874 Product Data page 48

T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
Model Fig.
Number No.
A1481 44 Obsolete. Honeywell logo; Carrier part no. HH621602;
includes locking cover and non-adjustable range stops
set at 72°F (max. heat) and 78°F (min. cool).
A1507 44 Obsolete. Climate-Tel logo; includes Allen wrench and
screws to lock cover and non-adjustable range stops set
at 72°F (max. heat) and 78°F (min. cool).
A1523 224, Obsolete. AAF/Snyder General logo; part no.
225 066804404; °F/°C scaleplate; no cooling anticipation;
used with Q674E1312, C1298.
A1549 224, Obsolete. McQuay logo; part no. 066816601; no cooling
225 anticipation; used with Q674E1312, C1298.
A1556 51, 53 Carrier logo; part no. HH07AT164-W; °C scaleplate;
Premier White® color; includes Allen wrench and
screws to lock cover; used with Q674B.
A1572 224, Obsolete. McQuay logo; part no. 066816611; Premier
225 White® color; °F/°C scaleplate; no cooling anticipation.
A1580 91 California Economizer logo; Premier White® color; heat
anticipator factory set at 1.2A.
A1598 224, McQuay logo; part no. 073319001; Premier White®
225 color; °F/°C scaleplate; includes Allen wrench, screws to
lock cover and AAF insert.
A1614 44 Honeywell logo; TRADELINE® model; °C scaleplate;
Premier White® color; includes Allen wrench and
screws to lock cover; used with Q674B.
A1622 44 Obsolete. York logo; part no. 2TH04703224A; includes
Allen wrench and screws to lock cover and non-
adjustable range stops set at 72°F (max. heat) and 78°F
(min. cool).
T874B 1-stage heat, 2-stage cool.
B1001 44 Obsolete. Honeywell logo.
B1019 44 Honeywell logo; TRADELINE model; includes Allen
wrench and screws to lock cover.
B1027 44 Obsolete. Westinghouse logo.
B1035 44, 46 Obsolete. Trane logo; used with Q674B1018, B1075;
used in Y594B1026, B1034.
B1043 44 Obsolete. Honeywell logo; °C scaleplate.
B1050 44 Lennox logo; part no. 13F0201; °F/°C scaleplate.
B1068 44 Honeywell logo; Honeywell Canada TRADELINE model;
°C scaleplate; includes Allen wrench and screws to lock
cover.
B1076 88 Obsolete. Lennox Power Saver Two-Speed logo; part
no. 91C7401; °F/°C scaleplate; used with Q674E1155.
B1084 44 Obsolete. Lennox Two-Speed logo; part no. 13F0301;
°C scaleplate.
B1092 44 Obsolete. Honeywell logo; Heil Quaker part no.
HQ521389HW.
B1100 88 Obsolete. Janitrol logo; part no. CHTS36-60; °F/°C
scaleplate; used with Q674E1338; used in Y594B1042.
B1118 44 Honeywell logo; °C scaleplate; used with
Q674A-E, G.
a
Both the thermostat and subbase must be replaced.
60-2485—8
Table 8. T874 Cross Reference.
Description
48
Trade Model
Replacement
T874A1036
T874A1176
See OEM for
replacement.
See OEM for
replacement.
Replacement has °F
T874A1036 a
scaleplate; replacement is
beige.
See OEM for
replacement.
T874A1036
See OEM for
replacement.
T874A1036 Replacement has °F
scaleplate; replacement is
beige.
T874A1010
T874B1019
T874B1019
T874B1019
T874B1019
T874B1019 Replacement has °F
scaleplate.
T874B1019 Replacement has °F
scaleplate.
T874B1019 Replacement has °F
scaleplate.
T874B1019 Replacement has °F
scaleplate.
T874B1019 Replacement has °F
scaleplate.
T874B1019
T874B1019 Replacement has °F
scaleplate.
T874B1019 Replacement has °F
scaleplate.
Remarks