Rinnai RHFE-1510F manual Testing the Unit, Wiring Diagram, CAUTION 240V inside unit

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

ξ

Testing the Unit

Purge air and sw arf f rom gas line.

Connect gas (1/2 inch BSP). Connection can be easily reached from the top rear of the unit.

Check for escapes, using soapy water after turning gas on. Remove fan filters.

Remove front covers, 2 screws at the bottom of lower cover, 2 at bottom of upper cover.

Remove inner right hand cover (5 screws).

Remove test point screw, attach pressure gauge to test point, (on solenoid valve). Turn power on.

(CAUTION: 240V inside unit).

Turn thermostat to ‘HI’, turn control to ‘ON’. Unit should ig- nite within 10 seconds. (If unit does not ignite first time it will spark again after 10 seconds).

If unit does not ignite, there may be air in the gas line. Turn control ‘OFF’ then ‘ON’ again.

Check pressure compared to value on page 30, regulator is factory set, and should be correct.

If pressure is incorrect, check supply before altering regula- tor.

Turn control to ‘OFF’ position, remove pressure gauge and replace test point screw.

Re-light unit, on ‘HI’ setting. Slide thermostat control slowly towards the ‘LO’ position, the heater will modulate down, then cut out. (Depending on the room temperature).

Turn the power off. Replace the casing. Turn power on.

Recheck operation.

Wiring Diagram

25 265