User manual RL FLO-MASTER 112

[. . . ] FAILURE TO READ AND FOLLOW OPERATING INSTRUCTIONS BEFORE USE AND/OR MISUSE OF THIS PRODUCT COULD RESULT IN EXPLOSIVE FAILURE WITH MAJOR INJURIES. · · · · · · · · · ALWAYS water test unit before using. ALWAYS READ AND FOLLOW label instructions for chemicals to be applied. [. . . ] 10. To store the sprayer, hang the tank upside down with the pump removed and the flow control locked "on". MAINTENANCE AND DISASSEMBLY: To keep the pump working smoothly and efficiently, the plunger u-cup seal needs to be lubricated often. Disassemble pump and apply grease or petroleum jelly around the outside of the plunger cup. To disassemble the pump, push cam plate upward with two thumbs, as shown, then remove the plunger assembly from cylinder. To reassemble, replace pluger assembly into cylinder and press camplate back into cylinder. TROUBLESHOOTING: Always depressurize the sprayer, remove chemical solution, and clean the sprayer before making repairs. Replacement parts may be purchased at most RL FLO-MASTER dealers, or they can be ordered from our Consumer Service Hotline at 1-800-253-4642. CAUSE: Plunger cup or plunger o-ring either not lubricated or damaged. SOLUTION: Apply petroleum jelly around outside of plunger cup or plunger o-ring. CAUSE: Check valve on bottom of pump cylinder prevented from sealing by dirt, residue, or damage. OR (2) Cut off damaged section of hose and reassemble with gear clamp, or replace with new hose/flow control assembly. CAUSE: (1) Extension o-ring prevented from sealing by dirt or damage OR (2) Extension nut not screwed in all the way on flow control. SOLUTION: (1) Clean and examine o-ring, replace if damaged OR (2) Push extension into flow control until it is fully seated into place. CAUSE: (1) Pump cylinder not sealed tightly into tank OR (2) Damaged cylinder gasket or o-ring. OR (2) Thoroughly clean cylinder gasket or o-ring and surrounding area then apply grease or petroleum jelly to cylinder gasket. PROBLEM: Tank leaks around or through pressure release valve (does not apply to all models). [. . . ] EXCLUDES LIABILITY UNDER THIS WARRANTY FOR ANY AND ALL INCIDENTAL AND CONSEQUENTIAL LOSS OR DAMAGE. Some states do not allow limitations on how long an implied warranty lasts, or the exclusion or limitation of incidental or consequential damages, so these limitations or exclusions may not apply to you. This warranty gives you specific legal rights and you may have other rights which vary from state to state. [. . . ]