Draining Coolant From Return Line; Draining Coolant From Expansion Tank; Adding Coolant; Add Coolant To Feed And Return Lines And Engine - BMW C1 200 Repair Manual

Draining coolant from return line

– Remove left service cover
....................................................See Group 46
a
17 5 500
1
2
•
Disconnect spark plug cap
•
Remove bracket (2) for ignition cable
•
Detach bracket (5) for seat-belt central release
cable from moulded hose
•
Remove moulded return hose (4) from
bracket (3)
•
Release hose clamps (1) with pliers,
BMW No. 17 5 500
•
Disconnect moulded hose (4) from coolant pipe
When installing:
•
Installation is the reverse of the removal proce-
dure
•
Do not reinstall moulded return hose (4) in
bracket (3) until system has been refilled with
coolant

Draining coolant from expansion tank

– Removing and installing expansion tank
L
Note:
Remember to drain coolant from the vapour dis-
3
charge hose as well!

Adding coolant

Add coolant to feed and return lines and engine

•
and install custom-moulded return hose on cool-
4
ant pipe as necessary
L
Note:
5
Install new seal ring on drain plug!
C1170181
•
Tighten drain plug
•
Pour the coolant into the refill reservoir until bub-
ble-free coolant escapes from the vent screw on
the engine
•
Tighten engine vent screw
•
Top up coolant until level reaches bottom (arrow)
of refill reservoir
X
Torque specification:
Drain plug .................................................... 10 Nm
Vent screw ..................................................... 9 Nm
C1170150
17.15