ELECTRICAL ( STANDING PILOT MILLIVOLT)

RAYPAK POOL OR SPA HEATER

ELECTRICAL CHECK WITH MV GAS VALVE

CAUTION: For qualified service personnel only.

1.Filter must be on with adequate water flow through heater.

2.Gas valve must be "ON" position. Thermostat set higher than pool water temperature.

3.Jumpers are for temporary check only. If left in place, they could cause the heater to burn up.

Light pilot

If pilot burner remains lit.

Jump across both "TH"

wires on gas valves

 

 

 

 

 

 

 

 

 

 

If main burner fires,

 

If main burner does not

 

Replace

remove jumper

 

fire, remove jumper

 

 

gas

 

 

 

 

 

 

 

 

 

 

 

 

valve

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If pilot burner goes out when main burner lights or when gas valve knob is released

Remove both "TH"

wires from gas valve.

Relight pilot

If pilot burner does not light

Check gas supply, gas line size, gas pressure. Also check for insects or debris in pilot output.

 

Jump across pressure

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

switch

terminals

 

 

 

 

If pilot burner stays on

 

If burner does not remain

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

lit, attach millivolt meter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If main burner fires,

 

 

 

If main burner does not

 

 

 

 

 

 

 

 

 

and read pilot output.

 

remove jumper

 

 

 

fire, remove jumper

 

 

Problem is a wire or

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

component short to

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If above 500mV,

Clean filter

 

 

 

Jump across

thermostat

 

 

cabinet or low gas

 

 

 

 

replace gas valve

 

 

 

 

 

pressure

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check for adequate water

 

 

 

 

 

 

 

 

 

 

 

If below 500mV, check

 

 

 

flow from filter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

gas pressure. Also check

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

for insects or debris in

 

 

 

Replace pressure switch

 

 

 

 

 

 

 

 

 

 

 

 

the pilot burner

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If output is still low,

 

 

 

 

 

If main burner fires,

 

 

If main burner does

 

 

replace pilot generator.

 

 

 

 

 

 

 

remove jumper

 

 

 

NOT fire...

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace

thermostat

 

 

Jump across each high

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

limit and remove jumper

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace high limit that

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

caused heater to fire

 

 

 

 

 

 

 

 

 

 

 

 

35

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Raypak C-R185A, RP2100 Electrical Standing Pilot Millivolt, Raypak Pool or SPA Heater Electrical Check with MV GAS Valve

C-R185A, P-R405A, RP2100 specifications

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