Scr controller 17, Distribution block, 17, Filter pressure switch, 17 – Reznor P125 YDSA Parts Manuals User Manual
Page 17: Sensor port 17, Ransducer 17

Form P-Y (01-15), PN 273651R6, Page 17
Code 32
High Venter
Combustion Air
Switch
(Part Number Varies
Refer to tables shown
on pages 18 & 19)
Codes 23, 24
& 47
Filter Pressure
Switch,
P/N 105507
Code 25
Terminal Strip,
P/N 164545
Code 31
Distribution
Block,
P/N 223495
Codes 26, 45 & 46
Duct Static Pressure
Transducer,
(Part Number Varies Refer
to table shown on page 9)
Sensor Port,
P/N 234821
Code 21 - Relay & Base,
P/N 211411 (2 pole)
(Use 211415 base)
P/N211799 (3 pole)
(Use 211800 base)
SCR Controller
(Part Number
Varies Refer to
tables shown on
pages 37 thru 40)
Code 30
Codes 4, 29, 172
& 188
Contactor,
(Part Number
Varies Refer to
tables shown on
pages 37 thru 39
& 45)
Code 33
Low Venter
Combustion Air
Switch
(Part Number Varies
Refer to table shown on
page 18)