Ferris Industries 5900943 Manuel D’Utilisation

Not for 

Reproduction

www.ferrisindustries.com

The deck lift springs (A, Figure 53) are factory set to 
provide optimal lifting performance.
Although it is fastened with a multi-position anchor, 

this is NOT AN ADJUSTMENT POINT.
DO NOT attempt to adjust the spring length or lifting 

performance will be compromised.

Troubleshooting, Adjustment & Repair

Fine Adjustment Procedure (52” Models; 61” 
Models - S/N: 2016564122 & Above)
 1.  Loosen the jam nut (A, Figure 52) and turn the fine 

adjustment bolt (B) to adjust the deck height until 
the front measurement equals 4” (10,2 cm) and 
the back measurement equals 4” (10,2 cm).

 

•  Turn the bolt CLOCKWISE to raise the deck.

 

•  Turn the bolt COUNTER-CLOCKWISE to lower 

the deck.

 2.  Position the outside mower blades so that they 

face front-to-back.

 3.  Re-measure from the front tip of the blade from 

the cutting edge to the ground.  Measure from the 
rear tip of the blade from the cutting edge to the 
ground.  Repeat the process for the other side of 
the machine.

 4.  Once the front measurement equals 4” (10,2 cm) 

and the back measurement equals 4” (10,2 cm), 
re-tighten the jam nut.