TJERNLUND SIDESHOT SS2 User manual

SS2 REPLACEMENT IMPELLER INSTRUCTIONS
READ INSTRUCTIONS CAREFULLY PRIOR TO INSTALLATION
Disconnect power supply before servicing SS2 to prevent electrical shock and equipment damage.
1. Disconnect flue pipe from inlet collar of SS2.
2. Remove SS2 inlet pipe by twisting counterclockwise, (See Diagram A).
3. Remove (9) screws from rear and bottom of vent cabinet. Slide venter assembly out of vent cabinet and lay on its side on a flat working
surface, (See Diagram B).
4. Remove (8) nuts from inlet assembly. Remove flexible tubing from the Fan Proving Switch and carefully pull inlet assembly from venter
housing, (See Diagram C).
5. Loosen set screw with 1/8” allen wrench and remove impeller from motor shaft. Do not pull too hard; wheel may bend. Wheels “fused” to
shaft may require penetrating oil and/or a wheel puller to facilitate removal, (See Diagram C).
6. Place new wheel on shaft of motor, (See Diagram C). Shaft of motor should protrude through wheel hub approximately 1/8”. Follow the
above steps in reverse order for reassembly. Verify that wheel does not rub on inlet assembly or venter housing before establishing power.
7. Reverify proper draft adjustment by following “Draft Adjustment Procedure” in SS2 instruction manual. Contact factory for details.
8. Run SS2 & equipment through a couple of heating cycles to verify proper operation.
Rev. 3/98 Copyright © 1998, Tjernlund Products, Inc. All rights reserved. P/N 8504070
DIAGRAM A
DIAGRAM C
DIAGRAM B
TJERNLUND PRODUCTS, INC.
1601 Ninth Street • White Bear Lake, MN 55110-6794
PHONE [phone] • [phone] • FAX [phone]
Visit our web site • www.tjernlund.com