Gas Type Conversion Procedure - Raypak 131 Service Instructions Manual

Replacement Parts
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Gas Type Conversion Procedure

A serious scald hazard exists. Ensure components have sufficiently cooled
before performing this procedure.
1. Remove the Burner Assembly. Refer to „Burner Assembly‟ procedure on page 51.
2. Replace the Injectors with ones suitable for the new gas type. Refer to table below and
follow steps 2 & 3 of the „Burner Manifold and Injector‟ procedure on page 51. Note:
Ensure the sealing washer is removed from the existing injector and fitted to the
replacement injector.
3. Re-assemble and fit the Burner Assembly to the pool heater.
4. Remove the Gas Valve Cover and Gas Valve Enclosure. Refer to steps 5 & 6 of the
„Gas Valve‟ procedure on page 52.
5. Natural Gas – Propane Gas Conversion: Remove the
regulator cover screw, plastic adjustment screw and gas type
spring from the gas valve and replace with the grey/white
powder coated spring suitable for propane (refer to diagram
opposite and table below). Screw the adjustment screw half
way in (approx 5 full turns).
Propane Gas – Natural Gas Conversion: Replace the Gas
Control (refer to the table below). Follow steps 3 & 7-10 of
the „Gas Valve‟ procedure on page 52
6. Restore power and gas supplies, start pump and operate the
pool heater.
7. Check for leaks using soapy water solution.
8. Adjust the burner pressure to that indicated in the „Specifications‟ table on page 4 for
the gas type. Refer to „Burner Pressure Adjustment‟ procedure on page 41.
9. Mark the rating label with the new injector size details and burner pressure using an
indelible ink and complete reassembly.
Natural Gas – Propane Gas
Part Nº
56600872
890688
TM018 Raypak 131 Type A Pool & Spa Heaters REV: A
D.O.I: 8/04/2009
This document is stored and maintained electronically by
Injector – Main Burner
Gas Valve Spring – Propane Conversion
Wiring Loom
Remote Controller – Grey Board
Remote Controller – Black Board
Remote Controller Cable
Gas Conversion Components
Description
Spring - Propane
Injector (0.77mm)
Description
Propane Gas
Natural Gas
10 Metre
20 Metre
50 Metre
.
Propane Gas – Natural Gas
Qty Part Nº
1 56320218
15 890689
59
Service. All printed copies not bearing this statement in RED are deemed "uncontrolled"
Part Nº
890688
890689
56600872
56009131
56659198
56PE5005
56CAB10
56CAB20
56CAB50
Description
Gas Valve
Injector (1.36mm)
Qty
1
15