Figure 71.23. Flame switch removal and installation

Figure 71.23. Flame switch removal and

Figure 71.24. Flame switch adjustment.

installation.

plate (13). Fasten in place with the

Indicator Lamp.

external mounting nut and install the

(1) To replace the indicator lamp (22, fig.

button.

71.22), remove the lamp button from the

(4) Fasten the receptacle to the angle bracket

light socket (6); then remove lamp (22).

(21) with the mounting screws, washers,

(2) Replace the lamp socket or the

and nuts (1, 2 and 20). Connect the wires

receptacle, remove both as an assembly

according to the wiring diagram (fig.

(2.3). Disconnect the wires leading to the

71.7). The ground wire from the lamp

control switch, circuit breaker, and

connects to a receptacle mounting nut.

ground. To remove the connector (5),

remove the screws (1), washers (2), and

187. Flame Switch, Liquid and Space Heaters

nuts (20) fastening the connector to the

(fig. 71.23).

angle bracket (21). Remove the light

socket (6) by removing the lamp button

a. Removal. Remove the control head (para 192)

and external mounting nut. Inspect the

and remove control head cover. Disconnect the wires

indicator light socket and receptacle for

from the terminals of the flame switch. Unscrew the

broken leads, damaged terminals, and

flame switch mounting nut and remove the flame switch.

worn or damaged threads. If any parts

b. Flame Switch Adjustment (fig. 71.24).

are faulty, replace the entire assembly.

(1) The adjusting screw is a spring-loaded

(3) To install the connector and light

screw at the open end of the switch

assembly (23), insert the light socket

frame.

It adjusts the travel of the

through the hole in the panel (18) and

actuating pin of the switch.

AGO 5667A