Raypak RAYTHERM 0180B - Manual (Page 38)

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Replacement Parts List
(see Raypak Catalog No. 9300.9.1,
located in the Document Library at
www.raypak.com)
Any part returned for replacement under standard
company warranties must be properly tagged with
Raypak return parts tag, completely filled in with the
heater serial number, model number etc., and shipped
to Raypak freight prepaid.
If determined defective by Raypak and within warran-
ty, the part will be returned in kind or equal
substitution, freight collect. Credit will not be issued.
RAYPAK, INC.
2151 Eastman Avenue
Oxnard, CA 93030
NOTE: To supply the correct part it is important that
you supply the model number, serial number and
type of gas when applicable.
2-Stage Controller
(Models 0090, 0135 & 0180)
1. Shut-off electrical power to the boiler.
2. Remove control cover screws and open control
compartment.
3. The control is factory set at 160°F. To adjust to
another setting, use a small screw driver and turn
dial clockwise to lower the temperature or counter-
clockwise to raise the setting.
4. To replace the stage controller, disconnect the
wiring connections.
5. Remove screws (2) holding the staged controller.
6. Remove upper access panel.
7. Remove the wedge or retaining clip holding the
sensing bulb in the control well in the in/ out head-
er.
8. Pull out the sensing bulb carefully from the control
well.
9. Remove the stage control with capillary from unit.
10. Reverse above procedure to re-install.