Page 18 of 36    M-21-08 REV.B 
 
16. Route 4 wall switch cables into Solar Box through the lower four-hole cord grip as shown below.  
•  Cut off the excess switch harness. Cut approximately 4” off the jacketed portion of the 
three-wire harness.  Crimp and heat shrink #10 ring terminals to wires and connect as 
shown below. 
 
   
17. When all connections in Solar Box are complete and checked, spray terminal studs with a 
conformal coating. 
 
18. Tighten cord grip outer nut to compress and seal grommets. 
 
19. Record Optio3 WAYPOINT S/N #, Trailer number, Liftgate Serial # and e-mail to 
engineeringsupport@maxonlift.com
 
 
 
 
WAYPOINT S/N:          Trailer #:       
Liftgate Serial #:           
 
   
4 WALL SWITCH CABLES 
INTO SOLAR BOX 
#1 BLACK WIRE TO 
TERMINAL #1 (UP) 
TERMINAL #2 (DOWN) 
YELLOW/GREEN WIRE TO 
TERMINAL #8 (ALL SW)