Tjernlund SS1C SideShot (Discontinued Version - Pre UC1 Universal Control) 8504040 Rev 4 05/95 User Manual

Page 17

TROUBLESHOOTING ELECTRICAL PROBLEMS

Remove the external control wire attached to terminal
"O" of the SideShot terminal strip. This should cause
the motor to shut down within ten minutes (after the
post-purge cycle has finished).

SideShot and appliance are not interlocked correctly.
Voltage is present at terminal "O" constantly. Voltage
should cycle on/off with appliance cycles. Refer to
electrical diagrams in this manual. Rewire according
to appropriate diagram.

Replace Timer/Relay,

Part #950-1067.

Yes

SYMPTOM 2: SIDESHOT MOTOR RUNS CONTINUOUSLY

Step 1.

Verify that 115V is present between "L1" and "L2"
on terminal strip, (See Diagram M).

Step 2.

With thermostat calling for heat, check for voltage
between "O" and "R" of terminal strip.

Step 3.

Verify that 115V is present between "M" and "L2"
on timer/Relay.

Check circuit breaker or fuse

and electrical connections.

SideShot and appliance are not interlocked correctly
or malfunction of appliance controls. Refer to
electrical diagrams in this manual and appliance
manufacturer's troubleshooting guide.

Replace Timer/Relay,
Part #950-1067.

Replace Motor, Part #950-0625.

Yes

SYMPTOM 1: SIDESHOT MOTOR WILL NOT OPERATE

The following guide is intended to be used if a problem occurs during
the use of the SideShot side wall vent system. At several steps
throughout the guide you will be required to measure 115 Volts with
a voltmeter, (See Diagram M).

Extreme caution must be exercised to prevent injury. If you are
unable to determine the defective part with the use of this guide, call
your Tjernlund distributor or Tjernlund Products direct at 1-800-255-
4208 for further assistance.

DIAGRAM M