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Do not apply pressure directly on center shaft of drive assembly. Push on outer edge of drive assem-
bly housing. Excessive force applied directly to shaft may cause permanent damage to drive assem-
bly and loss of sprinkler performance.
Figure 7
Lawn and Hi-Pop Sprinkler Reassembly
1. Invert riser, install drive assembly (threaded end first) and variable stator assembly.
NOTE: To aid installation of variable stator assembly in Hi-Pop models, mark a piece of
Place stator assembly over end of pipe and insert into riser until stop is felt or 10
2. Place return spring, riser seal and cap on riser, compressing spring with cap.
NOTE: Inspect Arc Disc seal for damage and replace if necessary.
3. Grasp riser firmly between cap and riser top and install Arc Disc seal, tapered side up (See Figure 8.)
4. Install Arc Disc, aligning center of part circle spray pattern with designated riser tab. (See Figure 9.)
NOTE: Lawn Pop-up has only one riser tab for alignment of Arc Disc.
Figure 8
ARC DISK
ARC DISK
SEAL
5. Screw nozzle assembly into drive assembly (do not overtighten) and slowly release cap.
6. Insert basket screen into riser bottom (Hi-pop). Press screen (Lawn Pop-up) onto riser bottom, aligning keys of screen
with keyways of riser bottom.
7. Insert riser into body (see NOTE below).
NOTE: To properly align part-circle models, insert riser assembly into body aligning marked riser keyway with marked
body key. These marks are located on bottom of riser (under screen on Lawn Pop-up) and raised dot on body exterior.
8. Screw cap onto body.
9. Tighten locking cap set screw (Hi-Pop only).
CAUTION
RISER
(Lawn Pop-Up shown)
DRIVE ASSEMBLY
Figure 9
TAPERED
CENTER OF
AREA
SPRAY
PATTERN
RISER
RISER
4
DO NOT PRESS
HERE
FLAT BLADE
SCREWDRIVER
3
⁄
" PVC pipe to 10
4
3
⁄
"mark is even with riser bottom.
4
USE THIS RISER
TAB FOR SPRAY
ALIGNMENT
ARC DISC
SEAL
RISER TAB
3
⁄
" from one end.
4
TOP VIEW
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