Meyer 4220 Vacuum Cleaner User Manual


 
A. For Regular Tightening:
IMPORTANT AT ALL TIMES OF OPERATION!
Correct apron tension occurs when the return main
apron slats ride 2" at mid span off of the front pair of
wooden slide rails andonly one apron slat touches at mid
span on the rear pair of wooden slide rails.
For Additional Regular Tightening Adjustment:
Move the main apron tightening pivot arm, pivot bolt
down the length of the shackle bracket closer to the an-
choring bolt.
NOTE:
After repeated regular tightening of the main
apron chain assemblies and when the return main apron
slats begin to “bottom-out” onto the top of the 10” chan
-
nel iron of the steel frame stringers, remove equal num
-
ber of links from each apron chain assembly. Reset
anchoring eye bolts for correct
main apron tension.
B. For Fine
Tightening & to Equalize Stretch in Indi
-
vidual Chain Strand Pairs.
1. Allows to Fine Adjust/Tighten Individual Chain Strand
Pairs of each Main Apron.
2. Allows to Equalize Stretch in Individual Chain Strand
Pairs of each Main Apron.
Loosen the anchoring eye bolt on the main apron chain
prior to making the adjustments on the individual chain
strands. This will allow easier adjustment of the adjuster
bolt. Located on the inner chain strand of each main
apron assembly, there is an adjustable, tightening pivot
arm with a ½” x1-1/4” adjuster bolt. Turn this ½” X 1-1/4”
bolt by first loosening two set screws located on the ad-
justable pivot arm. Tighten or loosen the ½” adjuster bolt
to make fine adjustment/tightening in the individual
chain strands or to equalize stretch in the individual
chain strand pairs of each independent main apron as-
sembly. Retighten the two set screws and retighten
the anchoring eye bolt for correct apron tension.
3200 & 4200 Series -- 26 –
ADJUSTMENT of 3200-4200 SERIES MAIN APRON CHAINS
PRIOR TO 08 SERIAL #’S
(Left Hand Side - Side View
) - typical both sides
FRONT
2"
10" STRINGER
FRONT WOOD
SLIDE RAIL
ANCHORING EYE BOLT
REAR WOOD
SLIDE RAIL
REAR
ONE APRON
SLAT
SHACKLE BRACKET
IMPORTANT!
WARRANTY MAY BE VOIDED
New Meyer Forage Box “Manufacturer’s Warranty” shall not apply to any Meyer For
-
age Box, main apron chain
, which has been subjected to misuse, negligence, alter
-
ation, accident or incorrect
operation (adjustment) procedures.
Please! Follow Correct
Main Apron Tightening and Adjustment Procedures!