Multi Pro 1200/1250Page 6 -- 14Spray System
3. Applythreadsealanttothreadsofteefitting(suction)
andinstallfittingintopumpinlet(Fig.9).Usematchmark
made during pump removal to properly orientate tee fit-
ting.Installsuctiondampener(withnewO--ring)andho-
sebarb (with new seal) to tee fitting.
IMPORTANT: If pump drive coupler components
were disassembled, make sure that pump hub
flanges and drive coupler are installed at right
angles (90 degrees) to each other (Fig. 10).
4. Remove set screws from pump hub. Clean threads
of set screws and hub.
5. Applyantiseizelubricanttopump shaft.Install keyin
shaft and slide pump hub onto s haft.
6. Position pump on pump mounting bracket. Install
flangeheadscrewsandflangenutstopumpandmount-
ing bracket. Leave fasteners loose.
7. Place coupling spacers into rubber coupling. Install
capscrews, flatwashers andlocknuts tosecurerubber
couplings to pump hub. Make sure that cap screw
threads extend fully through lock nut.
IMPORTANT: Before securing spray pump to
mounting bracket, make sure that the pump shaft,
coupler assembly and electric clutch are properly
aligned.Thereshouldnotbedistortionoftherubber
couplings. Failure to properly align the pump may
result in coupler failure. The spray pump alignment
fixture (see Special Tools in this c hapter) can be
used to properly locate pump mounting bracket to
machine frame and ensure c oupler alignment.
8. Position pump on mounting bracket so that rubber
couplings are not distorted. Secure pump to mounting
bracket by tightening flange head screws and flange
nuts.
9. ApplyLoctite#242(orequivalent)tothreadsofpump
hub set screws. Install set screws into pump hub to se-
cure hub to pump shaft.
10.Installpressureandsuctionhosestocorrectbarbfit-
tings. Secure hoses with hose clamps.
1. Drive coupler 2. Pump hub
Figure 10
2
1
To Next Page
Loading...
