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Janitrol
Air Handler

Model # A48-20 Official Janitrol air handler with coil

Here are the diagrams and repair parts for Official Janitrol A48-20 air handler with coil, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 47 parts  |
Blower Wheel B13680-36
#16

Air handler diagram

Blower wheel

Part #B13680-36

Replaced by #B1368036S

?
Manufacturer substitution
This part replaces B13680-36. Substitute parts can look different from the original.
$102.07 | 
11% OFF Phone Price : $114.07
In Stock
Blower Shell 18393-00
#22

Air handler diagram

Blower shell

Part #18393-00

Replaced by #0271A00016S

?
Manufacturer substitution
This part replaces 18393-00. Substitute parts can look different from the original.
$120.53 | 
9% OFF Phone Price : $132.53
In Stock
Horiz Drain 17559-28P
#23

Air handler diagram

Horiz drain

Part #17559-28P

Replaced by #B1755931L

?
Manufacturer substitution
This part replaces 17559-28P. Substitute parts can look different from the original.
$122.84
In Stock
Transformer B11416-43
#12

Air handler diagram

Transformer

Part #B11416-43

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

Circuit Breaker B17535-10
#8

Air handler diagram

Circuit breaker

Part #B17535-10

Replaced by #CBK2PD240VC030S

?
Manufacturer substitution
This part replaces B17535-10. Substitute parts can look different from the original.
$96.82
In Stock
Heating Elem B10374-70
#7C

Air handler diagram

Heating elem

Part #B10374-70

Replaced by #B1037489S

?
Manufacturer substitution
This part replaces B10374-70. Substitute parts can look different from the original.
$213.29 | 
5% OFF Phone Price : $225.29
In Stock
Heating Elem B10374-68
#7A

Air handler diagram

Heating elem

Part #B10374-68

Replaced by #B1037488S

?
Manufacturer substitution
This part replaces B10374-68. Substitute parts can look different from the original.
$141.73 | 
8% OFF Phone Price : $153.73
Back Order
Sequencer A- B12565-52
#9

Air handler diagram

Sequencer a-

Part #B12565-52

Replaced by #24A34-3

?
Manufacturer substitution
This part replaces B12565-52. Substitute parts can look different from the original.
$29.43 | 
17% OFF Phone Price : $35.43
In Stock
Heating Elem B10374-67
#7

Air handler diagram

Heating elem

Part #B10374-67

Replaced by #B1037485S

?
Manufacturer substitution
This part replaces B10374-67. Substitute parts can look different from the original.
$80.25 | 
7% OFF Phone Price : $86.25
In Stock
Capacitor 12 B9456-72
#18A

Air handler diagram

Capacitor 12

Part #B9456-72

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

Symptoms for gas pressure washers

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

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

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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 doesn't my pressure washer recoil starter work?

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

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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 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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Repair guides for gas pressure washers

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How to install a pressure washer check valve kit

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…

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Repair difficulty
Time required
 120 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 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

Effective articles & videos to help repair your air handlers

Use the advice and tips in these articles and videos to get the most out of your pressure washer.

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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