A.O. Smith 977 Series manual CYCLONE XHE BTH 300A/400A - OPERATING CONTROLS & WIRING See Next Page

Models: 977 Series

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CYCLONE XHE BTH 300A/400A - OPERATING CONTROLS & WIRING (See Next Page)

CYCLONE XHE BTH 300A/400A - OPERATING CONTROLS & WIRING (See Next Page)

 

 

BTH 300A

BTH 400A

Item

Description

976/977

976/977

1

Switch, On/Off

9005929215 ...

9005929215

2

VFD & Control Assembly

------

9006081205

3

Transformer

9004515205 ...

9004515205

4

Probe, Upper

9004238215 ...

9004238215

5

Probe, Lower

9004241215 ...

9004241215

6

Display Board

9004593205 ...

9004593205

7

Cable Assembly

9006082215 ...

9006082215

8

Switch, Blocked Inlet

9006083215 ...

9006006215

9

Blower Prover Air Switch

9004586215 ...

9006002215

10

Switch, Natural Low Gas Pressure

9006084215 ...

9006084215

10

Switch, LP Low Gas Pressure

9004474215 ...

9004474215

11

Valve, Natural Gas

9006085205 ...

9006085205

11

Valve, LP Gas

9006086205 ...

9006086205

12

Switch, Blocked Outlet

9006087215 ...

9006088215

13

Tubing, 1/4" ID, PVC

9006089215 ...

9006089215

3

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A.O. Smith 977 Series, 976 Series manual CYCLONE XHE BTH 300A/400A - OPERATING CONTROLS & WIRING See Next Page