Crown PC4500-80:
code 312

lift had loose connections at access 3 at the u,v,w, lugs the cables were tight at traction motor but not at access 3 so all three cables and access 3 had to be replaced then code 312 appeared access 3 over current since then other techs replaced traction motor and brake still code 312 did pull fuses from any optional electronics that have been added to lift I'm seeing 14 volts at frame i have no shorts from cable to cable or from access 3 (U,V,W) lugs to frame or from phases to frame i blew out brush dust from hyd pump motor sometimes throw code when turning not sure about pot 4 i think the enc1 is new i think it came with new motor haven't gotten that far yet. Lift as just over 200 hours.
  • Posted 25 Jul 2019 07:10
  • Discussion started by MarkJordinson
  • New Mexico, United States
mark jordinson

Having trouble using the Discussion Forums? Contact us for help.

Forkliftaction.com accepts no responsibility for forum content and requires forum participants to adhere to the rules. Click here for more information.

IWLEX is a brand-new purpose driven, industry exhibition, conference and community specifically focusing on warehousing and intralogistics, and will be held at the Telford International Centre, Shropshire, England on the 23-24 May 2023.
Rebo Systems has developed a unique in-house label printer that can effectively satisfy all your demands for signs and labels on your materials handling equipment.

Inside Forkliftaction

After some pessimism last year, the International Monetary Fund has increased its 2022 and 2023 growth forecasts. Global growth will slow from 3.4% in 2022 to 2.9% in 2023 and then rebound to 3.1%, the global agency predicts.
The IMF is encouraged by the recent reopening of China, which it
...Continue Reading

Next Editorial Features

SMART ATTACHMENTS - Mar 2023
DRIVERLESS/AUTOMATED MATERIALS HANDLING - Apr 2023
Albion, MI, United States Caster Concepts has announced a 16,000 sqft. (1,500 sqm) USD2 million expansion at its headquarters in Central Michigan. The expansion will accommodate a larger engineering department, additional floor space...
Ancenis, France French equipment maker Manitou has recorded strong growth in the last quarter and for the last calendar year. “The group continues to accelerate its growth by closing the year...

Upcoming Events

March 20-23, 2023 - Chicago, United States
May 18-20, 2023 - Guangzhou, China
June 28-29, 2023 - Frankfurt am Main, Germany

Latest Jobs

Le Mars, IA, United States
Ghent, Kentucky, United States
Philadelphia, Mississippi, United States
Lincoln, NE, United States

Movers & Shakers

senior marketing manager
Tompkins Robotics, United States
chief digital officer
Wiferion, Germany
director of dealer development
Toyota Material Handling, United States
director of national accounts
Toyota Material Handling, United States