Install cover (61) onto the boiler unit (29), and secure with three internal
Cover (61)
tooth lock washers (62) and hexagon plain nuts (63) on the boiler unit
Internal tooth lock
studs.
washers (62)
Hexagon plain nuts (63)
Install three internal tooth lock washers (64) and machine screws (65).
Internal tooth lock
washers (64)
Machine screws (65)
Install one internal tooth lock washer (66) and machine screw (67).
Internal tooth lock
washer (66)
Machine screw (67)
TM 3-4230-209-20&P
2-169
