Hired-Hand Super-Savers (Forced Air Heaters) XL: SS-225-XL - Manual (Page 16)

4801-5101 Rev 6-09 Page 16 of 26 Super Saver XL CE Heater
10.1 Checking Manifold Pressure
To be performed by a certified gas technician only!
1. Unplug heater from power source and turn ball valve to OFF position.
2. Remove outlet pressure tap plug from gas control valve and connect
pressure gauge.
3. Return electrical power to heater and plug to power source and turn ball
valve to ON position.
4. To obtain an accurate manifold pressure reading, heater must be cycled
on and off several times to stabilize the pressure regulator diaphragm.
5. Return the heater to operation and read pressure gauge.
6. If necessary, adjust pressure regulator on gas control valve to the
acceptable manifold pressure found on rating plate and page 1 of owner’s
manual.
7. Remove pressure regulator adjustment screw.
8. Using a screwdriver, turn inner adjustment screw clockwise to increase or
counter clockwise to decrease manifold pressure to burner.
9. Always replace cap screw and tighten firmly to prevent gas leakage.
10. Unplug heater from power source and turn ball valve to OFF position.
11. Remove pressure gauge and replace outlet pressure tap plug.
12. Return heater to operation and observe through at least one complete
cycle to ensure all controls are operating properly.
13. Perform gas leak test at outlet pressure tap plug. (Soap and water work
well).