Honeywell Home V8043C Notice D'installation page 2

V8043C,D,F & G MOTORIZED ZONE VALVES
Wiring Connections:
'C' and 'D' Models - 2 low voltage 0.5 m (18 in.) leadwires
with strain relief.
'F' Model - 5 screw terminal board. Includes "blind" termi-
nal for transformer and thermostat wiring convenience.
(See Fig. 4) It also includes add-on line voltage enclo-
sure with conduit opening for end switch wiring.
'G' Model - 4 low voltage 0.5 m (18 in.) leadwires with
strain relief.
Power Requirements and Timing:
All models - 24 V, 50/60 Hz (cycles) 6 W nominal, 15 sec-
onds to open, and 4-5 seconds to close.
Order transformer separately. See alternate selection.
Transformer:
All models - AT72 or AT20B (maximum of 4 valves per
AT72 or 2 valves per AT20B).
Order transformers separately.
Auxiliary Switch Ratings:
'G' Model - 50 VA pilot duty at 24 Vac.
'F' Model - 4.4 Amps running at 120 Vac
Recommended Wall Thermostats:
Heating Only - T86A, T822D:
(T822C for normally open [N.O.] valves).
Cooling Only, or Heating-Cooling - T87F with Q539.
95C-10926EF—04
Thermostat Heater Setting: For heat anticipation:
0.32 Amps.
Replacement Powerheads:
125 psi Models:
'C' Model - P/N 40003916-011
'D' Model - P/N 40003916-014
'G' Model - P/N 40003916-012
'F' Model - P/N 40003916-013
Replacement Motor:
24 Vac, 50/60 Hz Models - P/N 272748AB
24 Vac, 50/60 Hz, Plated Motor - P/N 272748ABP
Replacement End Switch:
Old Style (prior to 1978) requiring metal bracket -P/N
272744A
New Style - P/N 272744B
Replacement O-ring: P/N 272756A
NOTE: The standard valve is not recommended for
steam service. Consult your Resideo representa-
tive whenever steam applications are involved.
Accessories:
Flare-to-Sweat Union Adapters (sold in sets of 2)
3/8 Flare to 1/2 Sweat - P/N 272704A
3/8 Flare to 3/4 Sweat - P/N 272704B
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