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Coleman Evcon
Central Air Conditioner

Model # BRHQ0421CB Official Coleman Evcon heat pump

Here are the diagrams and repair parts for Official Coleman Evcon BRHQ0421CB heat pump, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 62 parts  |
Capacitor 1498-5301
#28

Functional replacement parts diagram

Capacitor

Part #1498-5301

The manufacturer no longer makes this part, and there's no substitute part

Distrib Assy 1454-4111
#23

Functional replacement parts diagram

Distrib assy

Part #1454-4111

The manufacturer no longer makes this part, and there's no substitute part

Bullet Restr 1454-4631
#24C

Functional replacement parts diagram

Bullet restr

Part #1454-4631

The manufacturer no longer makes this part, and there's no substitute part

Hi-temp Sw 9218-3331
#18

Functional replacement parts diagram

Hi-temp sw

Part #9218-3331

The manufacturer no longer makes this part, and there's no substitute part

Filter Drier 1458-0011
#12

Functional replacement parts diagram

Filter drier

Part #1458-0011

The manufacturer no longer makes this part, and there's no substitute part

Accumulator 1458-2621
#20

Functional replacement parts diagram

Accumulator

Part #1458-2621

The manufacturer no longer makes this part, and there's no substitute part

Capacitor 1498-5451
#28B

Functional replacement parts diagram

Capacitor

Part #1498-5451

The manufacturer no longer makes this part, and there's no substitute part

Fan Blade 1472-7051
#4

Functional replacement parts diagram

Fan blade

Part #1472-7051

The manufacturer no longer makes this part, and there's no substitute part

Top 2218-1021
#6

Functional replacement parts diagram

Top

Part #2218-1021

The manufacturer no longer makes this part, and there's no substitute part

Fan Blade 1472-7061
#4A

Functional replacement parts diagram

Fan blade

Part #1472-7061

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

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Why does my pressure washer spray too hard?

Main causes: faulty unloader valve, bad pressure regulator…

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Why won't my pressure washer engine start?

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

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Why does my pressure washer's engine lose power?

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

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Why won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter…

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Why is smoke coming from the pressure washer's exhaust?

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

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Why does water spray out of my pressure washer's pressure relief valve?

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

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Why is the spray from my pressure washer weak?

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

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Why won't my pressure washer mix in the detergent?

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

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Why doesn't my pressure washer recoil starter work?

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

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Repair guides for gas pressure washers

These step-by-step repair guides will help you safely fix what’s broken on your pressure washer.

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How to install a pressure washer chemical injection kit

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…

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Repair difficulty
Time required
 15 minutes or less
How to install a pressure washer O-ring kit

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…

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Repair difficulty
Time required
 45 minutes or less
How to replace a pressure washer pump

How to replace a pressure washer pump

The pump can be damaged by air in the inlet water supply or by chemicals that remain in the pump body after using the ch…

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Repair difficulty
Time required
 15 minutes or less

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.

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Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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How to prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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