Measuring Telescopic Fork; Examining Slider Tube Bridge And Fork Bridge; Checking Runout Of Fixed Tube; Checking Runout Of Slider Tube - BMW R 1150 RT Repair Manual

•
Push the lightly oiled shaft sealing ring fully up to
the stop on the slider tube, then press home by
tapping lightly and using threaded bush,
BMW No. 31 5 611,
expander, BMW No. 31 5 612,
and reducing adapter, BMW No. 31 5 613.
•
Install retaining ring and dust wiper.
•
Insert vent screw.
•
Bleed telescopic forks under zero load.
X
Tightening torque:
Screw plug to fixed fork tube
....................................... Press-fit - do not remove!

Measuring telescopic fork

31 42 020
e
Attention:
Following accidents the telescopic fork should al-
ways be inspected for signs of fractures and other
damage.
Examining slider tube bridge and
31 42
fork bridge
e
Attention:
Replace slider tube bridge/fork bridge if deformed.
•
Check slider tube bridge and fork bridge for sur-
face irregularities.
31 42
31 5 613
31 5 611
31 5 612
KR310100
•
•
e
Do not straighten distorted fixed tubes: always re-
place them.
Permissible runout: ................. 0.4 mm (0.0157 in)
31 42
•

Checking runout of fixed tube

Place both ends of fixed tube in V-blocks.
Turn fixed fork tube slowly and measure it with a
dial gauge, BMW No. 00 2 510.
Attention:

Checking runout of slider tube

New fixed tube must slide freely into slider tube
and turn without catching.
00 2 510
RS310061
31.11