LOW PRESSURE HEATING BOILER ASSEMBLY. - TM-3-4230-209-20-P0240

TM 3-4230-209-20&P

2-208

2-40. LOW PRESSURE HEATING BOILER ASSEMBLY.

This task covers:

c. Repair

a. Disassembly

d. Reassembly

b. Cleaning

INITIAL SETUP

Equipment Condition

Tools and Special Tools

Assembled

Automotive Maintenance and Repair Shop Equipment, Less Power

(SC 4910-95-CL-A72 and SC 4910-95-CL-A74)

Special Safety Instructions

WARNING

Materials/Parts

Brush (item 6, app D)

When handling asbestos material, always wear an air filtering respirator,

Chemical and oil protective gloves (item 21, app D)

gloves, and goggles. Wash face and hands before eating or smoking. Asbestos

Dry cleaning solvent (item 14, app D)

can cause cancer if handled without protection.

REMARKS

ACTION

LOCATION/lTEM

Low Pressure Heating Boiler

WARNING

Assembly/

When handling asbestos material, always wear an air

Hexagon plain nuts (1)

Unscrew and remove eight hexagon plain nuts (1), eight internal tooth

filter respirator, gloves, and goggles. Wash face and

lock washers (2), and hexagon cap screws (3).

Internal tooth lock

hands with soap and water before eating or smoking.

washers (2)

Asbestos can cause cancer if handled without protec-

Hexagon cap screws (3)

tion.

Remove cover plate (4) and gasket (5).

Cover plate (4)

Gasket (5)

Unscrew connector on end of ignition cable assembly (6),

Ignition cable assembly (6)

Gas spark igniter (7)

Disconnect but do not remove the ignition cable assembly (6) from gas

spark igniter (7). Unscrew and remove gas spark igniter (7).