Instructions / Assembly

3A4788B 7
9. Push the pump assembly (1) down into the Smart-
Control enclosure (12). The pump locking device
will partially snap away from the pump assembly (1).
To complete removal of the pump locking device,
hold the pump assembly (1) in place while pulling on
the pump locking device tab.
10. Install enclosure cover (31) onto SmartControl
enclosure housing (12). Secure with seven screws.
See assembly drawings for torques.
NOTE: Make sure wires are not pinched when
enclosure halves are put together.
11. Rotate prime valve stem so the valve stem pocket is
pointed towards the rear of the sprayer.
12. Install Prime Pump/Spray knob (18) so the knob is
pointing forward. Install cross-head screw (37a).
13. Knob will only rotate forward and down. See assem-
bly drawings for torques.
14. After assembly is complete, perform Assembly
Verification, on page 7.
SmartControl Enclosure
Replacement
To replace the SmartControl assembly you must first
remove the enclosure cover.
1. Perform Pressure Relief Procedure, on page 1.
2. Remove enclosure cover (31). See Enclosure
Cover Removal/Replacement, on page 4.
3. Remove pump assembly (1) from SmartControl
enclosure (12). See Pump Assembly Replace-
ment, on page 6.
4. Place pump assembly (1) into new SmartControl
enclosure (12), while making sure the bearing is in
the enclosure boss and the gear meshes with the
motor gear.
5. Make certain the pump assembly (1) is in place in
the SmartControl enclosure (12).
6. Install enclosure cover (31) onto SmartControl
enclosure housing (12). Secure with seven screws.
See assembly drawings for torques.
NOTE: Make sure wires are not pinched when
enclosure halves are put together.
7. Rotate prime valve stem so the valve stem pocket is
pointed towards the rear of the sprayer.
8. Install Prime Pump/Spray knob (18) so the knob is
pointing forward. Install cross-head screw (37a).
9. Knob will only rotate forward and down. See assem-
bly drawings for torques.
10. After assembly is complete, perform Assembly
Verification, on page 7.
Assembly Verification
After assembly is complete, perform the following steps
to verify proper operation. If sprayer fails one of the
steps, repeat sprayer repair procedures.
• Rotate Prime Pump/Spray knob to make sure it
rotates forward to the spray position and down to
the prime pump position.
• Fill cup assembly with water and verify sprayer
primes and sprays. Follow setup instructions in
sprayer operation manual for proper priming and
spraying procedure.
ti30935a
NOTICE
Do not turn or spin the pump gear, permanent
damage to the pump will occur.