Servicing Guide - Schwank 2300 Series Installation & Owner's Manual

7. SERVICING GUIDE (See Heater servicing on next page)
Servicing of heater is essential for continued efficient operation. Servicing should be carried
out annually by qualified and licensed service personnel as follows:

Clean the ceramic tile with compressed air. Avoid directing air stream at gasket material
between tile and heater body. The air pressure must be lower than 20 psig.

Clean the venturi tube with compressed air. The air pressure must be lower than 20 psig.
Indication of back firing:

Loud ignition noise, followed by distinct hissing sound.

Little or no visible burning on the ceramic tile surface.

Combustion is taking place inside the burner body.
Cause & remedy of back firing:

Improper gas pressure entering the venturi tube: check pressure.

Breakage of a ceramic tile and or gasketing: - replace damaged part.

Faulty sealing of the ceramic tile to the burner body, caused by breakdown of gasket mate-
rial: contact your local distributor or contractor.
WARNING:
If heater backfires during operation, it must be turned off immediately.
HEATER SERVICING INSTRUCTIONS:
WHEN USING WALL MOUNT BRACKET JP-2300-MB:
1. Slacken the upper bolt to allow the rotation of the mounting bracket and the heater.
2. Remove the lower bolt securing the bracket and rotate the bracket up to the service position.
3. Insert the bolt in the upper hole to hold the heater for servicing, and apply locking nut to bolt
for extra safety. Heater panel can now be accessed and serviced safely.
4. NOTE: Do not start up the heater when in this Service position as the gas valve is in a
compromising position. Before starting the heater, ALWAYS restore the heater
bracket back to its original plane and correct support position.
5. To restore bracket, lift and support the weight of the heater and remove nut and bolt from up-
per hole.
6. Slowly rotate the heater back down to the correct lower position.
7. Insert and fasten the bolt in the bottom hole, and secure with the nut.
8. At completion of service, ensure that both support bolts are tightened securely.
Page 4
2300 / IO 210 Manual
IM091231
RD: DEC 2009
R.L. 11B
BA