43
GM 4700AC
B
A
OPERATING MANUAL
VERSION 06/2014 ORDER NUMBER DOC2311730
Wrench A Wrench B
Width across ats Width across ats
13 mm 17 mm
0.51 inch 0.67 inch
Procedure if connection is
di cult to loosen:
Loosen lter housing (67) with
wrench size B open-end wrench,
supporting the lter connection
with size A open-end wrench.
Note:
Do not unscrew the lter
connection. The lter
connection should be
replaced in accordance with
Chapter 10.8.