Disassembly/Reassembly (to reassemble, follow procedures in reverse)
JH3-B JH5RL-B
Part & No.
JH5RH-B
Drain Plug 27
*
*
Drain Plug Gasket 26
Cover Bolt 11
Cover Nut 12
Cover 2
Cover Gasket 13
Connector 14
Connector
Gasket 15
Snap Ring 16
Air Vent Screen 19
Bimetal Unit 18, 21, 22
Air Vent Valve Seat 20
Air Vent Case 17
Air Vent Guide 33
Air Vent Guide
Gasket 32
Screen 9 &
Float Cover 8
Snap Ring 25
Screen 9
Screen Holder Retainer 31
Screen Holder 24
Float 3
Orifice Plug 6
Orifice Plug Gasket 7
Outlet Cover Nut 30
Outlet Cover 6
Outlet Cover
Gasket 7
Orifice Locknut 28
Orifice 4
Orifice Gasket 5
* Option
** The entire unit may be removed and replaced at the Air Vent Guide 33 with an open wrench
*** Must remove Air Vent Guide 33 before this part can be removed or inserted
JH7RL-B
JH7RM-B
JH7RH-B
JH7.5R-B JH8R-B
JH7.2R-B
*
*
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
***
***
***
***
***
***
***
***
***
̶ 10 ̶
During Disassembly
Use a wrench to remove
Remove gasket and clean
sealing surfaces
Use a wrench to remove
Use a wrench to remove
Remove (use all 4 eye bolts
for JH8R-B to hoist the cover)
Remove gasket and clean
sealing surfaces
Remove the connector
Remove gasket and clean
sealing surfaces
Use appropriate pliers
Remove being careful not
to misshape
Remove bimetal unit from cover Reinsert in the proper orientation
Use a wrench to remove
Remove from cover
Use a wrench to remove
Remove gasket and clean
sealing surfaces
Lift straight up
Use appropriate pliers
Lift straight up while turning
Lift straight up
Remove without bending
Remove, careful not to
scratch grounded surface
Use a wrench to remove
Remove gasket and clean
sealing surfaces
Use a wrench to remove
Remove
Remove gasket and clean
sealing surfaces
Use a wrench to remove
(may require extension bar)
Use a wrench to remove
Remove from interior
Remove gasket and clean
sealing surfaces
During Reassembly
Coat threads with anti-seize and
tighten to the proper torque
Replace with a new gasket, coat
surfaces with anti-seize
Coat threads with anti-seize and
tighten to the proper torques
Coat threads with anti-seize and
tighten to the proper torque
Align cover with the connector or the
arrow on the body and attach
Replace with a new gasket, do not
apply anti-seize
Insert the connector
Replace with a new gasket, do not
apply anti-seize
Insert securely into groove
Replace being careful not to misshape
Tighten to the proper torque
Place in cover
Tighten to the proper torque
Replace with a new gasket, coat
surfaces with anti-seize
Align arrows and insert, insert
tab on bottom into guide on body
and push in until top is flush
Insert securely into groove
Place screen holder on ledge inside
body, round side up; place screen
holder retainer next (if applicable),
followed by screen
Insert into body, being careful not to
scratch its grounded surface
Coat threads with anti-seize and
tighten to the proper torque
Replace with a new gasket, coat
surfaces with anti-seize
Coat threads with anti-seize and
tighten to the proper torque
Attach
Replace with a new gasket, do not
apply anti-seize
Coat threads with anti-seize and tighten
to the proper torque (see page 11)
Coat threads with anti-seize and
tighten to the proper torque
Fix with Orifice Locknut (see page 11)
Replace with a new gasket, coat
surfaces with anti-seize
Replace with a new gasket (see page 11)