Repair
Repair Price: $ 528.00
Purchase
CSL Part Number: 33229
Product Overview: The Cycletrol 150 DC Motor Speed Control is a single-quadrant DC drive rated for 1/8 to 1 horsepower motors. Manufactured by Graham (now part of Danfoss), it provides adjustable speed control for permanent magnet and shunt-wound DC motors in industrial applications. The unit features front panel controls for speed adjustment and mode selection, with standard terminal block connections for power, motor, and control inputs. It is commonly used in paper handling equipment and other machinery requiring variable DC motor speed regulation.
Category: DC Motor Controls
Manufacturer: Graham
Manufacturer Synonyms: Graham Transmissions, GRAHAM MOTORS AND CONTROLS
Alternate Manufacturer Names: DANFOSS
Manufacturer Part Number: 176B6000
Series: Cycletrol 150 DC Drive
Other Synonyms: DANFOSS
Common Failures
Some of the most frequently reported issues include burnt or broken terminal blocks, failed integrated circuits, and motor startup issues. Loose or missing connections were also identified as contributing factors. Additionally, marginal electrolytic capacitors and incorrect DIP switch settings were noted.
Repair Approach
Repairs commonly involved replacing damaged components, such as terminal blocks and integrated circuits, securing loose connections, and replacing electrolytic capacitors showing marginal values. Rewiring tasks were also performed on certain units, especially those previously modified.
Testing & Quality
After repairs, units underwent thorough testing, including burn-in tests with motors and load simulations. The tests verified front panel controls functioned correctly and confirmed module integrity. The tested units passed required performance evaluations.
Service and repair your broken Graham part
We can repair your Graham model 176B6000 in our facility. Let our skilled technicians get your Graham back in operation quickly.
Step 1 - Click the green 'Repair Now' button above to add the part and then complete the RMA.
Step 2 - The RMA form will be sent to you via email. Print the RMA form and put it in a box with the item(s) for repair.
Step 3 - Ship or mail the box to the address listed on the RMA.
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