Royal Enfield Himalayan, Service Manual, Page: 34 / 214

ROYAL ENFIELD HIMALAYAN BS III VEHICLE SERVICE MANUAL
33
S.
No.
Fastener, Size, Tool Usage, Precautions, Photos
Aggregate to Assemble/
Instructions
4.24
Pulse air valve
Connections
Braided hose (PAV to
Cylinder head)

Locate gasket on cylinder
head with a little grease
to hold it in position.

Locate PAV pipe flange
on the gasket. ENSURE
THE OPEN END OF THE
PIPE IS FACING
UPWARDS.

Tighten PAV pipe to
cylinder head with 2 hex
socket head cap screws.

Locate braided hose with
worm clip on the PAV outlet
pipe and tighten screw.
Hd. Cap screws: M6X20
Allen Key: M5
Torque :
NOTE
Assemble new exhaust
pipe gasket before locating
exhaust pipe in cylinder
head.
4.25
Exhaust pipe &
Silencer

Locate a new exhaust
pipe gasket on the
exhaust pipe.

Locate exhaust pipe
into the cylinder head,
position the clamp over
the studs on the cylinder
head & assemble 2 hex
nuts M8 DO NOT
TIGHTEN FULLY.

Position silencer
mounting bracket
against the frame at the
rear and insert flanged
hex bolt. Assemble hex
nut over bolt.

Tighten the 2 hex nuts
at the cylinder head,
first and then the
silencer bracket nut.
Hex Nuts: M8X1.25
Socket spanner -12mm
Torque: 10Nm (1.0Kg.M.)
Hex bolts: M8 X 1.25X45
Hex Nuts: M8 X1.25
Socket spanner -12mm
Double End Spanner:
12mm
Torque: 25Nm (2.5Kg.M)