JLG 600SC_660SJC Service Manual - Manual (Page 103)

SECTION 5 - CAT CHASSIS (S/N 0300128000 TO PRESENT)
3121157 – JLG Lift – 5-11
Procedures for manually releasing parking
brake (This mechanism is optional.)
1. Remove blind plugs in PF1/4 of parking brake
release ports. (Refer to Figure 5-12. and Figure 5-
13.)
2. Install socket head bolts (M10 x 1.5 x 110 L) for park-
ing brake manual release and flat washers (for M10)
in two locations of parking brake manual release
ports. (Refer to Figure 5-14.)
3. When socket head bolts for parking brake manual
release are evenly screwed, and parking brake pis-
ton is pulled up, parking brake disk and friction plate
become in a free state, and parking brake is
released. (Refer to Figure 5-15.)
NOTE: Some of motors do not have lubricating ports or
parking manual release ports on baseplate.
Figure 5-12. Position of Parking Brake Manual Release Ports
Parking brake manual
release port
Discharge port for
reduction gear lubricant
Parking brake manual
release port
Lubricating port for
reduction gear lubricant
Lubricating port for reduction
gear lubricant
Baseplate