Hitachi FD2 1590 - Manual (Page 21)

Service
311879F 21
F IG . 11
TI8935a
TI8933a
TI8934a
Cutaway view, with
diaphragms in place
Lips face out of housing (1).
Rounded side faces diaphragm (401).
Air side must face center housing (1).
Grease.
Apply medium strength (blue) Loctite ® or
equivalent. Torque to 60-70 ft-lb (81-95 N•m)
at 100 rpm maximum.
Backer used on pumps with PTFE
diaphragms only.
1
2
3
4
5
6
105
107
403*
402* 19
24
24
1
104
105
401*
107 108*
403*
1
24 104 401*
4 2 3 3 6
2
5
4
4 2 3
2
6 3
1
5