Primus D55, Service Manual, Page: 50 / 82

48
70276001
Section 5 Service Procedures
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the tumbler before servicing.
• Close gas shut-off valve to gas tumbler before servicing.
• Close steam valve to steam tumbler before servicing.
• Never start the tumbler with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the tumbler is properly grounded.
W002
WARNING
62. TRUNNION SHAFT ASSEMBLY
Refer to Figure 19.
a. Remove cylinder assembly.
b. Remove the four washers and eight nuts
holding trunnion shaft assembly to rear of
cylinder.
IMPORTANT: When installing trunnion assembly
on cylinder, the cylinder and shaft must be aligned.
Refer to Figure 19. Measure the distance between
the center of the trunnion shaft and the outer rim of
the cylinder at the four points shown. If any
measurement is less than the largest, place spacer(s)
between trunnion arm and cylinder back until all
measurements are equal.
Figure 19
TMB1785S
Tape
Measure
Trunnion
Shaft
Trunnion
Arm
Cylinder
MEASURE AT
FOUR POINTS