15
307-863
Pressure
Control Replacement
WARNING
To
reduce the risk of serious bodily injury always
follow the
Pressure Relief Procedure W
arning
on
page 2 before checking, adjusting, cleaning or
shutting down the sprayer
.
1.
Disconnect both hoses (59) at the pressure control
(63), while holding the elbows firmly
. See the
CAU-
TION
below
. Note the original location of each
hose to be sure you reassemble them correctly at
the end of this procedure. See Fig. 5.
CAUTION
DO NOT allow the elbow (314 or 322) to turn when
removing or connecting the hoses. Turning the el
-
bows can damage the sensitive bourdon tube.
2. W
orking under the engine mounting plate of the
cart, disconnect the red, black and white wires.
For the Upright cart
, remove the three nuts (61)
and lockwashers (9) from the capscrews (62).
For the Lo–boy cart
, remove the two screws (62)
and washers (9). See Fig. 6.
3.
Remove the wire clamp (32). Remove the pres
-
sure control. See Fig. 6.
4.
Remove the pressure control cover (76) and the
mounting bracket (67). See Fig. 5.
Fig. 5
314
312
Mounting For Upright Cart Shown
76
62
64
96
67
63
59
64
76
63
67
322
312
Mounting For Lo–boy Cart Shown
59
0145
0144
1
2
To
pump
T
o filter
1 2
1 2
Fig.
6
V
iew From Under Engine Mounting
Plate On Upright Cart
32
V
iew From Under Engine Mounting
Plate On Lo–boy Cart
WHITE
61,9
RED
BLACK
9,62
29
29
66
66
32
RED
WHITE
BLACK
66
01470146
1
2
To
field
T
o engine
1
1
2
2
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