Model # HC18A1VAR Official Haier central air conditioner
Here are the diagrams and repair parts for Official Haier HC18A1VAR central air conditioner, as well as links to manuals and error code tables, if available.
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Symptoms for gas pressure washers
Choose a symptom to see related pressure washer repairs.
Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai...
Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee...
Main causes: broken recoil spring, damaged recoil starter...
Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve...
Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu...
Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston...
Main causes: faulty unloader valve, bad pressure regulator...
Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re...
Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba...
Repair guides for gas pressure washers
These step-by-step repair guides will help you safely fix what’s broken on your pressure washer.
How to install a pressure washer check valve kit
Air in the inlet water supply can damage the check valves. If the pump won’t build up pressure due to damaged check valv...
How to install a pressure washer O-ring kit
O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t...
How to install a pressure washer chemical injection kit
The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace t...
Effective articles & videos to help repair your central air conditioners
Use the advice and tips in these articles and videos to get the most out of your pressure washer.
Learn how to maintain your central air conditioner to keep it running smoothly all summer long....
Get tips to help keep your central AC running all summer long...
Get answers to frequently asked questions about Sears and Sears PartsDirect....