Reznor VC series infrared heaters High altitude conversion instructions - Manual (Page 2)

2
VPS Model
Fan orifice
plate
There are two types of combustion fan, one with three orifice plate fixings and one with
four orifice plate fixings. Follow the relevant procedure for the type of fan fitted to the
appliance being converted.
Section 1 …………VPS Three Fixing Fan.
Section 2 ……… VPS Four Fixing Fan.
Section 3 ……… VPT, VCS/T Three Fixing Fan.
Section 4 …………VPT, VCS/T Four Fixing Fan.
Size 60 80 100 125 150 170 200
Remove plate with ‘X’
Qty. of holes (10mm)
8 7 8 11 11 15 18
Add plate with ‘X’ Qty. of
holes (10mm)
9 9 10 14 15 26 22
Fresh Air Inlet Plate Type
Size 60 80 100 125 150 170 200
VPS 3 Hole * * * * * *
VPS 4 Hole *
VPT/VCT 3 hole * * * * *
VPT/VCT 4 hole * *
VCS 3 hole * * * * * *
VCS 4 hole *