Upper Housing XXXXX-0092
XXXXX-0094
XXXXX-0292
XXXXX-0294
Valve Kit
Diaphragm Kit
Lower Housing Kit
Pressure Switch XXXXX-0092
XXXXX-0094
XXXXX-0292
XXXXX-0294
Service Kit
Motor Kit – 12V EMC COMP
24V EMC COMP
Slide Clips
Pumphead Assy. XXXXX-0092
XXXXX-0094
XXXXX-0292
XXXXX-0294
DISASSEMBLE
Pressure Switch (5)
1.
Disconnect power to pump and open a faucet or valve to relieve
system pressure.
2.
Remove Rubber Boot, then remove the two visible Pressure
Switch Screws located on each side of the Pressure Switch (5).
Upper Housing (1)
3.
Slide Port Clip (8) back and unplug from Tank Plumbing.
4.
Loosen but DO NOT remove the four Pump Head Screws and
carefully remove Upper Housing Assembly (1).
5.
Remove Check Valve (2) and inspect for debris.
Check Valve Assembly (2)
Follow Steps 1, 3 & 4
6.
Inspect Check Valve (2) and O-Ring
Lower Housing (4)
Follow Step 1, 3 & 4
7.
Remove Rubber Plugs on housing (4-A) to access Allen Screw.
8.
Rotate Lower Housing (4), so access notch is aligned with Cam
Bearing Set Screw (4-C), loosen set screw with a 1/8" Allen
Wrench and slide pump head off motor shaft.
Diaphragm (3-B)
9.
Loosen four cam piston screws with Phillips head screw driver
and pull apart cam (4-B) from Inner Pistons (3-A). (Both pistons
(3-A & C) should be replaced when a new Diaphragm (3-B) is
installed.)
Motor (7)
Follow steps 1, 3, 4, 7, & 8
REASSEMBLE
Diaphragm (3-B)
1.
Insert Outer Pistons (3-C) into Lower Housing (4-A) by bending pistons
at center fold.
2.
Placing the Diaphragm (3-B) (flatter side of Diaphragm facing the
motor) on the Lower housing (4-A). Press each Inner Piston (3-A)
through the Diaphragm and Lower Housing (4A) into Outer Piston
(3-C). Hex stem of Inner Pistons (3-A) must be aligned into hex holes
in Outer Pistons (3-C). Tighten cam piston screws partially, center pis-
ton in diaphragm, and tighten screws securely (18 in. lbs. torque).
Also, the Outer Pistons (3-C) must be aligned with alignment slots on
Cam Assembly (4-B) making sure screw holes align in cam assembly,
otherwise diaphragm will leak.
Cam Bearing (4-B)
3. Place Cam Bearing (4-B) over Inner Pistons (3-C) and tighten
down
with four Phillips Head Screws. (18 in. lbs. torque)
Lower Housing (4) to Motor (7)
Coat motor shaft with grease prior to installing Cam Bearing (4-B).
4.
When installing the Lower Housing (4), rotate access notch to align
with Cam Bearing Set Screw (4-C).
5.
Attach Cam Bearing (4-B) to motor shaft indentation with Cam Bearing
Set Screw (4-C). (35 in. lbs. torque)
6.
Reinsert new Notch Plugs.
Check Valve (2)
7.
Place Ferrules (Rubber Cones) in the Upper Housing (1) coned side
first.
8.
Properly seat O-Ring in Check Valve (2) and insert Check Valve (2) into
the Upper Housing (1).
Upper Housing (1)
9.
Place Upper Housing (1) on top of the Lower Housing (4-A) and tighten
Hex Bolts (30 in. lbs. torque) through the Upper Housing (1) to the Motor.
KEY
DESCRIPTION
1
2
3
4
5
*6
7
8
9
QTY
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
18910-4040
18910-4040
18910-4025
18910-4025
18911-7030
18912-3040
18915-9000
18916-0040
18916-0040
18916-0025
18916-0025
18920-9042
18919-0134
18919-1055
30648-1000
18914-6240
18914-6240
18914-6225
18914-6225
31595-SERIES
18910-4040
18910-4040
18910-4025
18910-4025
18911-7030
18912-3040
18915-9002
18916-0040
18916-0040
18916-0025
18916-0025
18920-9043
18919-0131
18919-1052
30648-1000
18914-6340
18914-6340
18914-6325
18914-6325
31600-SERIES
18910-4040
18910-4040
18910-4025
18910-4025
18911-7030
18912-3040
18915-9002
18916-0040
18916-0040
18916-0025
18916-0025
18920-9043
18919-0132
18919-1053
30648-1000
18914-6340
18914-6340
18914-6325
18914-6325
31620-SERIES
18910-4040
18910-4040
18910-4025
18910-4025
18911-7030
18912-3040
18915-9002
18916-0040
18916-0040
18916-0025
18916-0025
18920-9043
18919-0133
N/A
30648-1000
18914-6340
18914-6340
18914-6325
18914-6325
31630-SERIES
WARNING: DISCONNECT POWER TO PUMP AND OPEN VALVE TO
RELIEVE WATER PRESSURE PRIOR TO SERVICING PUMP
EXPLODED VIEW
* Service kit includes Keys 2, 3 and 4B, C, D and 8
Summary of Contents for 245CX
Page 1: ...245CX 245 Crossover OWNER ASSISTANCE MANUAL Revised 2014 ...
Page 30: ...29 Appendix 245CX ...
Page 31: ...30 ...
Page 32: ......
Page 33: ......
Page 34: ...32 ...
Page 35: ...33 ...
Page 36: ...34 ...
Page 37: ...35 ...
Page 38: ...36 ...
Page 50: ...vi Selection Guide ...
Page 56: ...1 6 Selection Guide ...
Page 60: ...2 4 Selection Guide ...
Page 86: ...4 8 Selection Guide ...
Page 136: ...11 2 Selection Guide ...