D301362 Issue 0 October 2021
Page 7 of 40
Cleaning and Replacement of Burner Probes - Propane
This information must be read in addition to the information given on page 38 of the
Photon Installation Manual under the heading Cleaning and Replacement of Burner Probes
PHOTON-P models 100 and 120 have a special spark probe assembly. Dimensions for checking are as follows: -
Length of probe = 79.4mm long probe, 43.2mm short probe.
4.1mm +/- 0.5mm gap between probes.
Angle of probes 22.3°
Spare Parts - Propane
This information must be read in addition to the information given on page 45 of the
Photon Installation Manual under the heading Spare Parts
Description
Part Number
Application
4.4mm gas valve orifice
1037652
25-P
5.2mm gas valve orifice
1037653
35-P
6.0mm gas valve orifice
03-25800-02
45-P
6.8mm gas valve orifice
1037654
55-70-P
7.4mm gas valve orifice & O-ring
1037655
100-120-P
Propane Gas Selection (GS) Jumper
1030922
All
