Webasto BlueHeat Installation instructions manual - - J
2
I
NSTALLATION
B
LUE
H
EAT
- J
EEP
G
RAND
C
HEROKEE
2-12
NOTE: Two different styles of hose clamps are
supplied in the installation kit. The wide band
clamps are used on all coolant connections and the
narrow band clamps will be used to attach the
combustion air intake tube. Do not use the
narrow band clamps to connect the coolant lines!
– Install 180° curved coolant hose onto heater coolant
pump inlet. Secure with a wide band hose clamp.
Tighten clamp to a torque of 15 lb-in. Refer to
illustration 2-30.
– Install straight coolant onto heater coolant outlet port.
Secure with a wide band hose clamp. Tighten clamp to
a torque of 15 lb-in. Refer to illustration 2-30.
IMPORTANT!
The coolant outlet port and the
combustion air inlet port look similar to one
another. To tell them apart, the coolant outlet has
a hose barb on the end while the combustion air
inlet port is smooth with no barb. Reference
illustrations 2-31 and 2-32.
– Attach 90° exhaust elbow to heater exhaust outlet
(exhaust tube will be installed later).
Direct elbow towards the back of the heater (opposite
direction of coolant outlet). Secure with supplied
exhaust clamp as shown in illustration 2-31.
– Connect split end of combustion air intake tube to the
heater combustion air intake port. Secure with a
narrow band clamp provided. Refer to illustration 2-32.
IMPORTANT!
The combustion air inlet port and
coolant outlet port look similar to one another.
To tell them apart, the coolant outlet has a hose
barb on the end while the combustion air inlet
port is smooth with no barb. Reference
illustrations 2-31 and 2-32.
2-30: Heater Assembly - Inlet Hose
2-32: Heater Assembly - Combustion Air Intake Tube
2-31: Heater Assembly - Exhaust Elbow
Coolant Inlet Hose
Coolant Outlet
(with hose barb)
Exhaust Elbow
Air Inlet Port
Exhaust Clamp
Coolant Pump
Coolant Outlet Hose
Combustion Air
Intake Tube