PROBLEM/POSSIBLE CAUSE

 

CHECKS AND REMEDY

4. Off-stream chamber’s Inlet Switching Valve

4.

Shutdown and Depressurize Dryer. Refer to the Inlet Switch-

or on-stream chamber’s Purge Exhaust

 

ing Valve and Purge Exhaust Switching Valve Maintenance pro-

Switching Valve seat is worn, damaged or

 

cedures which are applicable to your specific dryer model. Dis-

fouled (allowing slight pressure leakage to

 

assemble, clean and inspect the Inlet Switching Valves and

enter regenerating chamber).

 

Purge Exhaust Switching Valves. Replace all worn or damaged

 

 

components as noted.

 

 

 

Fixed Cycle Electronic Timer Control (Mod-

 

 

els LS60 through LS1000 ONLY)

 

 

Dryer chambers fail to switch.

 

 

1. Timer failure.

1a.

Verify power is being supplied to dryer.

 

1b.

Replace timer if necessary.

2. Off-stream chamber's Inlet Switching Valve

2.

Check for pilot gas pressure at inlet valve's pilot tubing connec-

has failed to close due to fouled or worn valve

 

tions.

internals.

 

If there is pilot pressure at the off-stream chamber's pilot tubing

 

 

 

 

connection and no pilot pressure at the on-stream chamber's

 

 

pilot tubing connection, refer to the Inlet Switching Valve Mainte-

 

 

nance procedure which is applicable to your specific dryer

 

 

model.

 

 

Shutdown and Depressurize Dryer. Disassemble, clean and

 

 

inspect the Inlet Switching Valve. Replace all worn or damaged

 

 

parts as noted.

3. Off-stream chamber Inlet Switching Valve has

3.

Repeat check #2.

failed to close due to the associated sole-

 

If there is no pilot gas pressure present at the off-stream

noid valve's (A or B) failure to energize. Both

 

 

chamber's pilot gas tubing connection, check voltage to solenoid

chambers are at line pressure.

 

 

valve.

 

 

 

 

If voltage is present. De-energize Dryer Power Supply. Re-

 

 

place solenoid valve.

 

 

If voltage is not present, replace timer.

4. Purge Exhaust Switching Valve has failed to

4.

Check for pilot gas leak through the piston seal pilot gas exhaust

close due to fouled or worn valve internals.

 

hole located on the bottom of the valve block.

 

 

If a pilot gas pressure leak is present, refer to the Purge Exhaust

 

 

Switching Valve Maintenance procedure which is applicable to

 

 

your specific dryer model.

 

 

Shutdown and Depressurize Dryer. Disassemble, clean and

 

 

inspect the Purge Exhaust Switching Valve. Replace all worn or

 

 

damaged parts as noted.

5. Purge or Outlet Check Valve internals are

5.

Shutdown and Depressurize Dryer. Refer to the Purge and

worn, damaged, or fouled, permitting

 

Outlet Check Valve Maintenance Procedure which is applicable

"blowby" of on-stream chamber's pressure

 

to your specific dryer model.

(through faulty check valve) to the off-stream

 

Disassemble, clean and inspect the Purge and Outlet Check

chamber.

 

 

Valves. Replace all worn or damaged components as noted.

 

 

 

 

 

5 - 8 Troubleshooting Guide

Page 62
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Deltech Fitness LS2580, LS60 instruction manual Shutdown and Depressurize Dryer. Disassemble, clean

LS60, LS2580 specifications

Deltech Fitness is renowned for providing high-quality strength training equipment, and their LS2580 and LS60 models are no exception. Both of these machines have been designed with the serious fitness enthusiast in mind, offering a range of features that cater to effective strength training routines.

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