18
- FORM NO. 56043071 CMAX
™
28/34ST / I-MAX
™
28/32C, BA 750/850ST, BA 750C
SOLUTION SYSTEM
SOLENOID VALVE REMOVAL
1
Drain the solution tank or put the Flow Control Valve Knob
(A)
(shown in Figure 1) in the full off position to prevent solution loss.
2
Remove the lower left side chassis panel (held in place by 3 screws) and the left side scrub brush skirt assembly from the machine.
3
See Figure 3. Unplug the L1 solenoid valve wire assembly connection from the machine harness.
4
Loosen both the inlet and outlet Hose Clamps
(E)
and
(F)
that secure the hoses to the valve body.
5
Separate (pry) the solution outlet hose off from its valve body barbed fitting.
6
Remove the (2) Hex Screws
(G)
that secure the valve to the Mount Bracket
(H)
, then pull the valve body to the front separating it from the
solution inlet Hose
(I)
, completing the part removal.
FRONT
E
H
I
F
G
Assembly
L
K
J
FIGURE 3
SOLENOID VALVE DISASSEMBLY AND CLEANING
1
Remove the solenoid valve. See the
Solenoid Valve Removal
section for instructions.
2
See Figure 3. Remove the (4)
(J)
Screws and disassemble the valve (be careful not to lose any internal parts).
3
Thoroughly wash dirt from block
(K)
and diaphragm
(L)
.
4
After reassembling, test the solenoid valve for proper operation.
SOLUTION FILTER REMOVAL
1
Drain the solution tank using the solution drain hose or put the flow control valve knob in the full off position to prevent solution loss.
2
See Figure 4A or 4B. Loosen the (2) Hose Clamps
(M)
and pry off the inlet solution hose from the filter head hose barb fitting.
3
Remove the (2) Hose Clamps
(N)
that secure the filter housing to the Mount Bracket
(H)
, then pull the valve body to the rear separating it
from the solution outlet hose, completing the part removal.
SOLUTION FLOW CONTROL VALVE REMOVAL
1
Drain the solution tank using the drain hose.
2
See Figure 4A or 4B. Loosen the (2) Hose Clamps
(O)
and
(P)
and pry off inlet solution Hose
(Q)
from the flow control valve.
3
Remove the Philips head Screw
(R)
(using a short handled screwdriver) that secures the operator solution adjustment rod
(S)
to the ball
valve arm and separate.
4
Remove the (2) Nuts
(T)
& Screws
(U)
that secure the valve Mount Bracket
(V)
to the chassis. Then pull the valve and bracket to the rear
separating the valve from the solution outlet Hose
(W)
, completing the part removal.
Содержание BA 750/850ST
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