Parts
74 3A2989V
Ratio Control Valve Assemblies (28, 29)
† See Dosing Valve Instructions - Parts manual refer
enced on page 4 for further details.
Apply pipe sealant to all non-swiveling pipe threads.
Position valve (832) with barbed fitting (833) oriented as shown,
position elbow (837) as shown.
Torque until nut (831) bottoms out in housing.
Flip ball valve handle retainer (855). Handle to face forward in
open position.
836
855
852
852
854
853
839
831
1
15
1
1
1
1
1
14
832
8
833
8
851
857
1
856
836
1
837
1
840
1
8
801
ti20219a
858
Ref Part Description Qty
801† 255478 VALVE, dosing 1
831 15M669 SENSOR, pressure, fluid outlet 1
832 262872 VALVE, pressure, bleed, PFP 1
833 116746 FITTING, barbed, plated 1
836 156684 FITTING, union, adapter 2
837 15M987 FITTING, elbow, 60 degree 1
839 121399 PACKING, o-ring 1
840 158491 FITTING, nipple
(B side only - Qty 1)
(A side only - Qty 2)
851 116750 TUBE, nylon 1
852 158683 FITTING, elbow, 90 degree 2
853 159239 FITTING, nipple, pipe, reducing
(B side only)
1
854 156877 FITTING, nipple, long 1
855 262739 VALVE, ball, 1/2 in. 1
856 16T481 VALVE, check; see page 80 1
857 502033 FITTING, bushing, pipe 1
858 157785 FITTING, swivel 1
Ref Part Description Qty