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Line 265: − + − + + + − ==== Flapper Replacement Kit, P/N 90066-3 ====+ + + − # Remove toilet from floor. Locate flapper operating linkage on the side of the hopper.+ − # Remove the clevis pin retaining ring. Remove clevis pin. − # Adjust as necessary by turning the 3/8” set screw inside the clevis as required, then replace the clevis pin and retaining ring. Turn clockwise to increase flapper seal tension, counterclockwise to decrease. Inspect the crank arm, clevis and clevis pin for wear; replace if required. Do not turn bolt more than three (3) complete turns. − {| class="wikitable"+ − |++ − |[[File:Microphor LF220 Flapper Adjustment Diagram.png|none|thumb|337x337px|LF-220 Flapper Adjustment Diagram]]+ − |[[File:Microphor LF220 Adjustment Set Screw.png|none|thumb|335x335px|Adjustment Set Screw Diagram ]]+ − |}+ − − === To Change Flapper Gasket === − − − − − − − + − − + − + − + − + − + − + − + − + + + − === Hopper Removal and Resealing ===+ − Hopper Replacement Kit, P/N 24770-3 − 1. Remove toilet from the floor. Place toilet upside down on a sheet of cardboard or+ + + + − other padded material.+ + − 2. Remove J-Bolts nuts from hopper sides - life the hopper off.+ − 3. Remove quad ring between hopper and seal adaptor. Check that the quad ring is not+ − damaged, replace quad ring if necessary.+ + − + − Vacuum Breaker Service Kit, P/N 95037+ + + + + + + + + + + + + + + + + + + + + + + + + + + + − 1. If water is visible at the top of the vacuum breaker during operation, apply some+ + + + + − silicone lubricant to the underside of the white float and to the O-Ring located at the+ + + + − upper end of the body.+ + + + + + + + − 2. To disassemble the vacuum breaker, remove the snap-on cap and unscrew body from+ − + − the bracket. The white float inside can now be removed.+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + − 3. No service procedures are required for the lower portion of the vacuum breaker.+
→Flapper Replacement Kit, P/N 90066-3
= Diagrams =
=Diagrams=
[[File:Microphor LF-220 Exploded Parts Diagram.png|frameless|941x941px]]<br />
[[File:Microphor LF-220 Exploded Parts Diagram.png|frameless|941x941px]]<br />
=== Wiring Diagram ===
===Wiring Diagram===
<br />[[File:Microphor LF-220 Wiring Diagram.png|frameless|833x833px]]
<br />[[File:Microphor LF-220 Wiring Diagram.png|frameless|833x833px]]
= Parts Table =
=Parts Table=
{| class="wikitable"
{| class="wikitable"
| colspan="3" |'''PART'''
| colspan="3" |'''PART'''
<br />
<br />
= Service Procedures =
=Service Procedures=
Before performing any service procedures, turn off water and electrical power to toilet.
Before performing any service procedures, turn off water and electrical power to toilet.
=== '''Flapper Adjustment''' ===
==='''Flapper Adjustment'''===
[[File:Microphor LF220 Flapper Adjustment Diagram.png|thumb|350x350px|LF-220 Flapper Adjustment Diagram|alt=]][[File:Microphor LF220 Adjustment Set Screw.png|thumb|350x350px|Adjustment Set Screw Diagram |alt=]]
====Flapper Replacement Kit, P/N 90066-3====
#Remove toilet from floor. Locate flapper operating linkage on the side of the hopper.
#Remove the clevis pin retaining ring. Remove clevis pin.
#Adjust as necessary by turning the 3/8” set screw inside the clevis as required, then replace the clevis pin and retaining ring. Turn clockwise to increase flapper seal tension, counterclockwise to decrease. Inspect the crank arm, clevis and clevis pin for wear; replace if required. Do not turn bolt more than three (3) complete turns.
===To Change Flapper Gasket===
#Turn water and air off.
#Reach behind flapper to grasp gasket tails.
#Pull tails out of slots to remove old gasket.
#Installation is the reverse of removal.
#Tails must be pulled all the way through to insure smooth surface.
# [[File:Microphor LF220 Solenoid Diagram.png|thumb|12v Solenoid Diagram (Click to Enlarge)]]Turn water and air off.
# Reach behind flapper to grasp gasket tails.
# Pull tails out of slots to remove old gasket.
# Installation is the reverse of removal.
# Tails must be pulled all the way through to insure smooth surface.
<br />
<br />
===Solenoid Valve Cleaning===
=== Solenoid Valve Cleaning ===
Solenoid Service Kit, P/N 40037
Solenoid Service Kit, P/N 40037
# Disconnect the power by removing the two (2) blue wires from the solenoid.
#Disconnect the power by removing the two (2) blue wires from the solenoid.
# Disconnect the water supply line at china end.
#Disconnect the water supply line at china end.
# Remove two (2) screws securing the solenoid to the mounting bracket.
#Remove two (2) screws securing the solenoid to the mounting bracket.
# Pull solenoid away from the Vacuum Breaker.
#Pull solenoid away from the Vacuum Breaker.
# Remove water supply line.
#Remove water supply line.
# Remove four (4) screws from Solenoid Valve Body and remove spring and diaphram.
#Remove four (4) screws from Solenoid Valve Body and remove spring and diaphram.
# Clean holes in the diaphram if clogged. Inspect solenoid for debris and clean. Reassemble in reverse order.
#Clean holes in the diaphram if clogged. Inspect solenoid for debris and clean. Reassemble in reverse order.
<br />
<br />[[File:Microphor LF220 Solenoid Diagram.png|thumb|12v Solenoid Diagram (Click to Enlarge)|alt=|350x350px]]
===Hopper Removal and Resealing===
Hopper Replacement Kit, P/N 24770-3
1. Remove toilet from the floor. Place toilet upside down on a sheet of cardboard or other padded material.
2. Remove J-Bolts nuts from hopper sides - life the hopper off.
[[File:Microphor LF220 Hopper Diagram.png|thumb|350x350px|Hopper Diagram ]]
3. Remove quad ring between hopper and seal adaptor. Check that the quad ring is not damaged, replace quad ring if necessary.
<br />
===Vacuum Breaker Service===
Vacuum Breaker Service Kit, P/N 95037
1. If water is visible at the top of the vacuum breaker during operation, apply some silicone lubricant to the underside of the white float and to the O-Ring located at the upper end of the body.
2. To disassemble the vacuum breaker, remove the snap-on cap and unscrew body from the bracket. The white float inside can now be removed.
3. No service procedures are required for the lower portion of the vacuum breaker.
[[File:Microphor LF220 Vacuum Breaker Diagram.png|thumb|401x401px|Vacuum Breaker Diagram ]]
<br />
<br />
=== Vacuum Breaker Service ===
= Troubleshooting Guide =
{| class="wikitable"
|Problems
|Cause
|Remedy
|-
| rowspan="3" |Water drains from bowl
|Nicks or obstructions on Flapper seat
|Replace Flapper, Service Kit P/N 90066-3
|-
|Insufficient Flapper tension
|See Flapper Adjustment
|-
|Flapper seal worn or damaged
|Replace Flapper - Kit P/N 90066-3
|-
| rowspan="3" |Water level too high
|Water level control out of adjustment
|Turn Level Adjustment 1/8 turn at a time to raise or lower water level; Clockwise to raise, counterclockwise to lower.
|-
|Fluctuating water pressure
|Regulate water pressure
|-
|Timer malfunction
|Replace Timer - Reference Timer drawing
|-
|Water continues to run
|Obstruction in water Solenoid Valve
|Remove and inspect Solenoid Valve
-see Solenoid Valve Cleaning
|-
| rowspan="3" |Toilet continues to cycle after initial flush cycle is complete - or only partially cycles
|A cracked cam
|Replace cam
-reference Flapper Adjustment Drawing
|-
|Defective Cam Switch; switch out of adjustment
|Adjust or replace Cam Switch
-reference Flapper Adjustment Drawing
|-
|Defective Timer
|Disconnect either purple wire at limit switch. If toilet continues to cycle, the timer is defective. If the toilet stops cycling, the limit switch either is not adjusted properly or is faulty.
|-
| rowspan="3" |Water leaking on floor
|The hopper has been jarred loose from the bowl
|Reseal Hooper
-see Hopper Removal/Reseal
|-
|Defective wax ring at toilet to floor connection
|Replace the wax ring
|-
|Loose water supply connection at toilet
|Disconnect water line to toilet, add Teflon tape to threads, reconnect
|-
| rowspan="4" |No water
|Water turned off
|Turn water on
|-
|Water inlet filter screen clogged
|Clean water inlet filter screen
|-
|No power to valve
|Check for DC power at Solenoid Valve during flush cycle
|-
|Defective Timer
|Check Timer operation - replace if necessary
|-
| rowspan="3" |Toilet doesn't activate
|No power
|Restore power
|-
|Tripped Circuit Breaker
|Reset Circuit Breaker Switch. Determine cause of tripped breaker if possible before operating toilet
|-
|Disconnected wires
|Check all wiring connections
|-
|Water is visible at Vacuum Breaker when flushed
|Insufficient lubrication; Worn vacuum breaker seal
|Service Vacuum Breaker Kit, P/N 95037
|}
'''If you have any questions or need assistance, call <s>800.358.8280</s>'''
'''Changes in Design:''' Continuing a policy of research and development, Microphor reserves the right of price, product, or design change without notice or obligation.