Tjernlund PAI-3,4,5,6,7 Commercial Combustion Air In-Forcer 8504036 Rev A 05/01 - Manual (Page 15)

HOW TO OBTAIN SERVICE ASSISTANCE
1. If you have any questions about your IN-FORCER or if it requires adjustment, repair or routine maintenance, we suggest that
you contact your installer, contractor or service agency.
2. If you require technical information contact Tjernlund Products, Inc. at 1-800-255-4208.
When contacting Tjernlund Products, Inc., please have the following information available:
1.
Model name of the IN-FORCER as shown on the label attached to IN-FORCER.
2 Name and address of installer and any service agency who performed work on Power Venter.
3. Date of original installation and dates any service work was performed.
4. Details of the problem as you can best describe them.
LIMITED PARTS WARRANTY AND CLAIM PROCEDURE
Tjernlund Products, Inc. warrants the components of its products for one year from date of installation. This warranty covers defects
in material and workmanship. This warranty does not cover normal maintenance, transportation or installation charges for replace-
ment parts or any other service calls or repairs. Products that are tampered with, damaged, or defective due to malfunctioning appli-
ances are not covered under this warranty. This warranty DOES NOT cover the complete IN-FORCER if it is operative, except for the
defective part.
Tjernlund Products, Inc. will issue credit or provide a free part to replace one that becomes defective during the one year warranty peri-
od. If the part is over 18 months old, proof of date of the installation in the form of the contractor sales/installation receipt is necessary
to prove the unit has been in service for under one year. All receipts should include the date code of the IN-FORCER to ensure that the
defective component corresponds with the complete unit. This will help preclude possible credit refusal.
1.) Follow troubleshooting guide to determine defective component. If unable to determine faulty component, contact your Tjernlund
distributor or Tjernlund Products Technical Customer Service Department at 1-800-255-4208 for troubleshooting assistance.
2.) After the faulty component is determined, return it to your Tjernlund distributor for replacement. Please include IN-FORCER date
code component was taken from. If IN-FORCER date code is older than 18 months you will need to provide a copy of the original
installation receipt to your distributor. Credit or replacement will only be issued to a Tjernlund distributor after the defective part has
been returned prepaid to Tjernlund.
14
No
Step 2.
When appliance is calling for heat measure for 115 volts
across the Primary Control or contactor leads.
Result: 115 volts measured.
IN-FORCER will not run.
Yes
Step 4.
Contact Tjernlund Products for further assistance.
Yes
Solution: Contact appliance manufacturer for
further assistance.
No
Solution: Replace IN-FORCER motor.
PAI-3 950-1020
PAI-4 950-1021
PAI-5 950-1022
PAI-6 950-0131
PAI-7 950-1017
Note: For further assistance contact Tjernlund Products, Inc.
Technical Customer Service Department at 1-800-255-4208.
SYMPTOM 2: IN-FORCER WILL NOT RUN ON CALL FOR HEAT (115 VAC CONTROL CIRCUIT)
II5 VAC CONTROL CIRCUIT
High Limit
will not reset
Replace high limit.
Part # 950-0477.
Step 1.
CAUTION: With 115 volt circuits disconnected to IN-FORCER
remove the BLACK leads from high limit switch located on
inside of PAI cabinet. Check for continuity across high limit.
If circuit is closed put leads back on limit and proceed to Step 2.
If circuit is open push reset button on high limit switch and put
leads back on limit. Investigate possible cause for high limit cut
out. Reestablish 115 VAC power to IN-FORCER. Result: IN-
FORCER motor should run upon a call for heat.
Step 3.
Connect the BLACK, WHITE and GREEN wires in the
IN-FORCER directly to a constant 115 volt power source.
Result: IN-FORCER runs constantly.