Owner`s manual

43
VALVE ASSEMBLY
Key
No.
Part No. Description
50
7101548
Turbine Assembly
(ECR 3500R20, ERR 3500R20,
ECR 3500R30, ECR 3502R30)
7123061
Turbine Assembly
(ERR 3502R30, ECR 3502R40,
ECR 3502R50S, ECR 3502R70)
51
7094898
Turbine Support Assembly
(ECR 3500R20, ERR 3500R20,
ECR 3500R30, ECR 3502R30)
7119177
Turbine Support Assembly
(ERR 3502R30, ECR 3502R40,
ECR 3502R50S, ECR 3502R70)
52 7170262 O-Ring, 1.109” x 1.387” (2 req.)
53 7077642 Copper Tube, 1” pipe (2 req.)
54 7234553 Copper Tube, 1-1/4” pipe (2 req.)
55 7089306 Clip Retainer (2 req.)
56 7276084 Wire Harness w/pos. switch conn.
57 0900060
O-Ring, 3/8” x 1/2” 
58 7159949 Disc Valve Housing
59 7078282
Inlet End Seal 
60 7214286
Inlet Disc 
61 7058216 Wave Washer (2 req.)
62 7170220
O-Ring, 3/4” x 15/16” (3 req.) 
63 7170296 O-Ring, 2-7/8” x 3-1/4” (2 req.)
64 7077498 Inlet End Cap
65 7176292
Clamp Section (4 req.) 
66 7142942 Clip, Drain
67 7219066 Drain Nipple
- 7141239 Drain Hose Adaptor (optional)
68 7170327 O-Ring, 5/8” x 13/16”
69
1110600
Flow Plug, Fast Rinse, 2.4 gpm
(ECR 3500R20)
7097969
Flow Plug, Fast Rinse, 3.0 gpm
(ERR 3500R20, R30 & R40 models)
7097977
Flow Plug, Fast Rinse, 4.0 gpm
(R50S & R70 models)
70 7088033
Retainer, Clamp (4 req.) 
71 7199729 Cap
72 7170262 O-Ring, 1-1/8” x 1-3/8”
73 7167659 Screen Support
74 7146043 Screen
Key
No.
Part No. Description
75
7187772
Nozzle Venturi (red) & Gasket Kit
(R20
, R30 & R40 models) 
7114533
Nozzle Venturi (blue) & Gasket Kit
(R50S & R70 models)

7204362 Gasket Only (black)
76 1148800 Flow Plug, Fill, 0.3 gpm
77
7269176
Nozzle Venturi Assembly
(ECR 3500R20
) 
7091866
Nozzle Venturi Assembly (ERR
3500R20, R30 & R40 models)

7085247
Nozzle Venturi Assembly
(R50S & R70 models)

78 7084607
Flow Plug, 0.15 gpm
(ECR 3500R20
)
79 7095030 Cone Screen
80 7292323 O-Ring, .171” x .449”
81 7120526 Elbow, 90°
82 1202600 Nut-Ferrule
83 7170319 O-Ring, 1/4” x 3/8” (2 req.)
84 7081201 Clip, Nozzle & Venturi
85 7078313 Retainer
86
7104774
Flow Washer, Backwash, 1.0 gpm
(ECR 3500R20)
7104570
Flow Washer, Backwash, 1.7 gpm
(ERR 3500R20, R30 & R40 models)
- not used on R50S & R70 models
87 7214278
Outlet Disc 
88 7078274
Outlet End Seal 
89 7091329 Driver, Outlet Disc
90 7159965 Outlet End Cap
91 7283497 Cam & Gear
92 7203104 Washerhead Screw, #8-18 x 1/2”
93 7281275 Motor
94 7289702 Bracket, Motor
95 7168524 Screw, #10-32 x 5/16” (3 req.)
96 7103972 Screw, #8-18 x 7/16” (2 req.)
97 7140738 Screw, #4-24 x 3/4”
98 7145186 Switch
99 7140746 Expansion Pin
 Optional - not required
 Included in Disc Kit, #7218688
 Not all parts are shown
 Use red nozzle along with Key No. 78 on water pres-
sures of 50 psi and less.
 Includes Key Nos. 71 through 76 & 79
 Order Key Nos. 85 & 86 if needed
ECOWATER
SYSTEMS
Repair Parts