M977 and M985 Operating Procedures (Cont)
b. Connect Remote Control Unit to Rear Outlet.
Ensure ON/OFF power switch (4) on electrical control box (5) is in
OFF position. Remove cover (1) from REMOTE CONTROL
CONNECTOR outlet (2) and clean any dirt or water from outlet.
Make sure ON/OFF/MHC-SHUTDOWN power switch is
in OFF position before connecting REMOTE CONTROL
UNIT. Crane moving out of control could cause serious
injury or death.
(2) Clean any dirt or water from remote control cable plug (3) and
connect plug to REMOTE CONTROL CONNECTOR outlet (2).
Turn ON/OFF POWER switch (4) on electric control box (5) to ON
Turn ON/OFF MHC-SHUTDOWN power switch (6) on REMOTE
CONTROL UNIT (7) to ON position.
Operate crane (para 2-19d).