Page 16
OPTIONAL BLOWER INSTALLATION
The Model 42ZCBB has an optional MA ZCBB714 blower kit that can be purchased from your
dealer. You will need to follow these steps, diagram below and wiring diagram on page 18.
NOTE:
The receptacle which is provided in Model 42ZCBB must be wired into your home
(residence) in order to have electricity to operate blower motor. If receptacle hasn’t been wired in
during installation of 42ZCBB you may need to contact a licensed electrician. The Model 42ZCBB
also has a thermostat and wires and an ON/OFF switch standard on all units.
“WARNING: Any changes to this heater or its controls can be dangerous.”
A.
First remove burner base and logs. Be sure to turn “OFF” gas supply before disconnecting supply
line.
B. Remove (10) ten hex-head self-piercing screws that hold down motor cover plate on inner bottom
of unit.
C. Locate the (2) two wires that come down back of back air channel from thermostat .Connect (1)
one of thermostat wires to top terminal on ON / OFF switch.
D. Connect black power cord wire to 24" jumper wire provided, then attach jumper wire to middle
terminal on ON / OFF switch. Next connect remaining thermostat wire to (1) of wires coming
from motor. Connect white power cord wire to white motor wire. The green power cord wire
should be screwed to motor bracket as ground wire. Place blower motor in cover plate opening.
Position blower motor into air channel on rear of unit centering blower motor. It is best to leave
about a 1/8" space between blower and back of air channel. This will reduce chance of vibrating
or noise.
E. After placing blower motor you must secure it to bottom of unit with two (2) #10x1/2 Hex
Washer Head self-piercing screws provided with blower kit.
F. Plug power cord into receptacle and reattach motor cover plate to inner bottom using screws you
removed earlier.
DISCRIPTION
DATE
REV.
BY
APRVD
J.GLENN
3-3-02
blower
BDH
N.T.S.
ZCBB
NEW RELEASE
DATE
BLOWER MOTOR
MOTOR
COVER PLATE
SCREWS
POWER CORD
RECEPTACLE
ON / OFF SWITCH
WIRES TO
SWITCH
SCREWS
ROMAX CONNECTOR
WARNING: IF INFORMATION IN THIS MANUAL IS NOT FOLLOWED EXACTLY, A FIRE
OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR
LOSS OF LIFE.
THERMOSTAT
THERMOSTAT WIRES
Summary of Contents for 42ZCBB
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