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CAUSE (S)

 

  

The factory does not fully tighten these clamps to ensure longer life.  There is an 

orange tag on the side of unit that says hose clamps should be tightened. 

SOLUTION (S)

   

Tighten clamps with screwdriver.   

PROBLEM 11 “A, B”   

Unit works prop

erly but the tank starts to collapse, you can’t unscrew to pull the 

cap off the unit.  It seems to have created a vacuum.   

CAUSE (S)

 

  

The vent hole in the cap has become clogged with dirt and is not allowing air into 

the tank.   

SOLUTION (S)

 

  

Take a small wire and push in through the vent hole.  This will allow air into the 

tank and release the vacuum.  Take cap off, clean vent hole, clean check valve, 
oil valve & reinstall.   

 

  

PROBLEM 12 “C, B”   

Pump module on SVV & stainless; when you are pumping your unit, some fluid is 

com-ing back up thro-ugh the pump.   

CAUSE (S)

 

  

The small plug at the top of the pump module has deteriorated due to chemical 

attack.   

SOLUTION (S)

   

Pull out the small check (antenna with o-ring) and replace with new unit.   

 

  

PROBLEM 13 “C, D”   

Pump module; when pumping the unit slips and does not seal properly to push 

air into unit.   

CAUSE (S)

 

  

The rubber or leather check inside pump has dried out or has cracked. 

SOLUTION (S)

   

Take top off pump module and check seal.  If cracked, replace.  If dry, place 

some lubricating grease on seal.   

Summary of Contents for SP0

Page 1: ... Instructions for installing shoulder strap plastic buckle First put the sprayer on a hard flat surface take the white plastic buckle and while holding the sprayer up slightly place buckle under the tubular metal frame Slowly push down forcing the frame into the buckle Repeat the same procedure for the other side HOW TO PREPARE FOR USE 1 Remove cap 2 Mix solution in a separate receptacle following...

Page 2: ...h use make sure all connections are well tightened Service and replace worn parts as required Read and follow all instructions of the chemical suppliers As a rule mix your chemicals in a separate container from which to fill the sprayer Do not mix formulas inside the sprayer When an exception is made e g with liquid fertilizers fill sprayer with water BEFORE adding the active ingredient Always sif...

Page 3: ... or there is an air lock in the unit because of differences of pressure Note this is not uncommon SOLUTION S Squeeze trigger on spray gun to release air and pump profusely several times This will break the seals and allow fluid to pass PROBLEM 2 A B C D When you squeeze the trigger on the spray gun it sticks and is slow in returning to the shut off position when you release trigger CAUSES S These ...

Page 4: ...very tight Unit should be ready to operate 2 Tighten the nut at the top of the pump module with the small wrench provided 3 If cap is tightened replace washer in siphon nut hose assembly 4 If pump module is cracked replace with spare parts available on our website Click here for SPO breakdown http mkrittenhouse com ca backpack sprayer sp0 parts http mkrittenhouse com us backpack sprayer sp0 parts ...

Page 5: ...e passage of fluid PROBLEM 8 A B Unit falls onto its side and leaks through the center of the cap where the check valve is CAUSE S Deteriorated check valve or could be dusty or have some dirt or foreign matter SOLUTION S Pull check out If deteriorated replace If not clean out Place a small drop of oil and reinstall PROBLEM 9 A Unit is leaking from the area just below where the large metal or plast...

Page 6: ... This will allow air into the tank and release the vacuum Take cap off clean vent hole clean check valve oil valve reinstall PROBLEM 12 C B Pump module on SVV stainless when you are pumping your unit some fluid is com ing back up thro ugh the pump CAUSE S The small plug at the top of the pump module has deteriorated due to chemical attack SOLUTION S Pull out the small check antenna with o ring and...

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