INDICATORS AND KEYS


A metal plate that has an Indicator and Key fixed to it.

Indicators and Keys No. 1

Used on the Bellset No. 4 (Mark 234).

Includes:-
1 x Indicator No. 1000A.
1 x Key No. 55.
1 x Mounting 4" x 1.75".

Diagram - CB607.

Superseded by the No. 4.

 
 
Indicators and Keys No. 3

Used on the Bellset No. 7 (Mark 234).

 
 
Indicators and Keys No. 4

Used on the Bellset No. 4 (Mark 235).

Includes:-
1 x Indicator No. 1000A.
1 x Key No. 140.
1 x Mounting 4" x 1.75".

Diagram - CB877.

Supersedes the No. 1.

 
 
Indicators and Keys No. 5

Used on the Bellset No. 7 (Mark 235).

Includes:-
1 x Indicator No. 1000B.
1 x Key No. 152.
1 x Mounting 4" x 1.75".

Diagram - CBS257.

 
 
Indicators and Keys No. 8

Used on the Bellset No. 13.

Includes:-
1 x Indicator No. 1000A.
1 x Key No. 248.
1 x Mounting 4" x 1.75".

 
 
Indicators and Keys No. 9

Used on the Bellset No. 7 (Mark 236).

Includes:-
1 x Indicator No. 1000B.
1 x Key No. 247.
1 x Mounting 4" x 1.75".

Diagram - CBS500

 
 
Indicators and Keys No. 10

Includes:-
3 x Indicators No. 2900B.
1 x Key No. 68, Red.
3 x Key No. 247.
1 x Mounting No. 99/11A.

 
 
Indicators and Keys No. 12

Used on the Bellset No. 20.  The Mark 1 used a circular knob on the key, whilst the Mark 2 used a pointed knob (Knob, Instrument No. 8).

Includes:-
1 x Glass No. 23.
1 x Indicator No. 3800A.
1 x Key No. 248.
1 x Mounting No. 99/2F.

Diagram - 62848.


 

 


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Last revised: September 08, 2026
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