Sterling RF-90 Gas Heater User Manual


 
27
IDENTIFICATION OF PARTS
RESIDENTIAL TUBULAR 30-90 MBH UNIT SIZES
1
Vestible Panel/Tube Ass’y
(Heat Exchanger)
2 Manifold Bracket Sub-Ass’y
3 Manifold
4 Inshot Burner
5
*Standard Orifice
Natural Gas or Propane (LP) Gas
6 Spark Ignitor
7 Flame Sensor
8
Gas Valve, Single Stage
Natural or Propane (LP) Gas
9 Manual Rollout Safety Switch
10 Transformer, 50 VA, 115/24
11 Air Pressure Switch
12 Terminal Block Plate
13
High Limit Switch
w/Mounting Bracket
14 Fan Motor
15 OSHA Fan Guard
16 Standard Fan
17
Fan/Guard/Motor Mount
Hardware Kit
18 **Flue Collector
19 Power Venter (Drafter) Ass’y
20 Flue Collar Ass’y
21 Vinyl Tubing (Pressure Switch)
22 Power Venter Mounting Plate
23 Louver
24 Louver Spring
25 Control Board
26 Service Panel
27 Top Jacket Panel w/Insulation
27 Bottom Jacket Panel w/Insulation
29 Front Jacket
30 Rear Jacket
31 Front Hanger
31 Rear Hanger
32 Tube Support Bracket
33 Green Ground Screw
Item
No. ItemDescription
*** The orifices shown are for units
operating at normal altitudes of 0 to
2000 ft. (610m).
*** When replacing a flue collector, make
sure that the flue collector box is sealed
completely to the vestibule panel using
RTV Sealant.