Tjernlund DJ-3, D-3, HD, I, IL, XL Draft Inducer 8504003 Rev A 07/00 - Manual (Page 7)

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DRAFT INDUCER CONNECTED WITH UP TO 4 24V GAS APPLIANCES WITH THE MAC-4 CONTROL
(MODEL HD REQUIRES USE OF MOTOR ISOLATION RELAY / CONTACTOR, SEE TOP OF PAGE 7)
GAS WIRING TO ANY APPLIANCE EQUIPPED WITH 24V CONTROLS
POST-PURGE RELAY/TIMER ON DRAFT INDUCER (DRAFT INDUCER MOTOR LESS THAN 4.4 AMPS)
MODELS I, IL, XL MUST USE 950-0483 ISOLATION RELAY
GAS WIRING TO ANY APPLIANCE WITH MILLIVOLT CONTROLS
REQUIRES POST-PURGE RELAY/TIMER ON DRAFT INDUCER (DRAFT INDUCER MOTOR LESS THAN 4.4 AMPS)
MODELS I, IL, XL MUST USE 950-0483 ISOLATION RELAY
COMPONENTS NEEDED:
(1) DRAFT INDUCER
(1) PS1505 FAN PROVER
(1) 950-1067 RELAY/TIMER
MAXIMUM AMP LOAD
IS 4.4 AMPS
COMPONENTS NEEDED:
(1) DRAFT INDUCER
(1) RELAY/TIMER
950-1067
MAXIMUM AMP LOAD
IS 4.4 AMPS
(1) WHK-I KIT
(1) 950-0470 THERMO-
COUPLE JUNCTION
ADAPTER (FOR
RESIDENTIAL WATER
HEATERS ONLY)
COMPONENTS NEEDED:
(1) MAC-4 APPLIANCE CONTROL
(1) DRAFT INDUCER
(1) PS1505 FAN PROVER
NOTE: The MAC-4 is used for
wiring up to 4 heating appliances
with Draft Inducers, Power Venters
or IN-FORCERs. It is suitable for
any combination of 24 VAC and 115
VAC control systems for gas and oil
burners.
IF DRAFT INDUCER MOTOR IS OVER 4.4
AMPS, WIRE 950-0483 ISOLATION RELAY
AS SHOWN IN THIS DIAGRAM.
IF DRAFT INDUCER MOTOR IS OVER 4.4
AMPS, WIRE 950-0483 ISOLATION RELAY
AS SHOWN IN THIS DIAGRAM.