Overview Of Cooling System; Tubing - TOHATSU TLDI 40 Service Manual

• t Bolt: type H835 at 4 locations
Inspect the following components.
• y Upper pump case
• u Pump case liner
• i Pump impeller
• o Key for water pump impeller
• !0 Gasket for pump case
• !1 Guide plate for water pump
• !2 Gasket for guide plate
• !3 Lower pump case
• !4 O-ring
• !5 Oil seal
Inspection Procedure
y-!5 : replace with new components if worn or
damaged.
Make sure oil seals !5 are installed facing in the
proper direction.

Overview of Cooling System

Tubing

Exhaust cover
Air seal (Out)
Air compressor
(Out)
Replace with new one.
*
Replace with new one.
*
Replace with new one.
*
Air rail
Exhaust cover
250 mm (9.8 in)
175 mm (6.9 in)
250 mm (9.8 in)
t
y
u
i
o
!0
!1
!2
!3
!4
!5
!5
To water nipple (water checking port)
3-7
Air compressor
Air rail (IN)
Air compressor
(IN)
Water nipple