North Star M1108D Manuale Utente

44 

 

 

 Tighten Idle Control Bolts to 20 lb-

ft with a wrench 

 
 

Idle Control

Plate

Idle Control 
Mount Plate 

Fig 02431

 Thread the Return Line Fitting into 

the Filter (Finger tight plus turn 1½ 
to 3 additional turns)and position 
the hose barb up as shown 

 

 Remove the Plug on the outside of 

the Control Valve 

 Thread the Swivel Fitting into the 

Control Valve 

(Tighten the Swivel Fitting finger tight 
and orient the fitting down as shown, 
tighten the nut into Control Valve with 
a wrench to 44-54 lb-ft) 

 

Fig 02436

Return Line 
Fitting 

Fig 02437

Plug Replaced 
with the  
Swivel Fitting