CHAPTER 2 BROOKS & PERKINS MODEL SASYR1692/8736-6LO

10-3990-200-12&P

CHAPTER 2

BROOKS & PERKINS MODEL SASYR1692/8736-6LO

OPERATING INSTRUCTIONS,

MAINTENANCE

INSTRUCTIONS,

REPAIR

PARTS

LIST

Section

OPERATING

INSTRUCTIONS

2-1. Towing

SYSTEM

DAMAGE.

f. S e c u r e r a m p t o v e h i c l e o r d o c k w i t h s a f e t y

a. R e m o v e t o w - b a r f r o m s t o r a g e p o s i t i o n u n d e r

chains.

ramp.

b. P r o p u p r a m p s o t h a t t o w i n g e n d i s o f f t h e

2-3. Removing From "In Use" Position

ground.

a. Disconnect safety chains.

c. L o w e r t o w b a r o n t o " a p p r o a c h

plate"

and

b. C L O S E p u m p r e l e a s e v a l v e ( H a n d - t u r n k n o b

i n s e r t both T-bolts into respective keyed holes (T-

clock wise).

nuts

UP)

c. P u m p h a n d l e t o r a i s e R a m p a p r o n a b o v e

Turn T-bolts 90 so that cross pin is secured

into

detent groove. Pull up on T-bolt and tighten T-

vehicle floor level.

nut

until secured. Repeat to tighten second T-bolt

d. Roll Ramp away from vehicle.

and

nut securely. Recheck first T-bolt for tightness.

e. O P E N p u m p r e l e a s e v a l v e ( H a n d - t u r n k n o b

e. Hitch eye of two-bar to towing vehicle.

c o u n t e r clockwise). R A M P S H O U L D B E L E F T I N

f. C h e c k p u m p r e l e a s e v a l v e t u r n k n o b c o u n -

LOWERED POSITION WITH RELEASE

VALVE OPEN AT ALL TIMES WHEN RAMP IS

terclockwise-OPEN.

LEAVE

PUMP

RELEASE

NOT

USE

PREVENT

HYDRAULIC

VALVE IN "OPEN" POSITION AT ALL TIMES

SYSTEM

DAMAGE.

WHILE TOWING.

g. M a x i m u m T o w i n g S p e e d

2 - 4 . Caution--Important

Primary and secondary roads - 25 mph - Cross

country - 5 mph

a. Pump release valve must be OPEN at all times

except when raising the RAMP.

h. Tow ramp to loading area.

b. RAMP must be in full lowered position when

2-2. Positioning for Use

c h e c k i n g or filling hydraulic oil in pump reservoir.

Use only hydraulic oil for replenishment.

a CLOSE pump release valve (Hand turn knob

c. Check pneumatic tires and air spring at least

clock wise).

b. Pump handle to raise RAMP about 2" higher

o n c e a month or whenever necessary to assure the

than vehicle or dock floor.

correct inflation pressures.

c. M o v e r a m p i n t o p o s i t i o n

ramp

apron

d. I f w h e e l b e a r i n g s a r e s u b m e r g e d i n w a t e r

immediately clean bearing and repack with fresh

overlaps floor fully to the bulkhead.

d. O P E N p u m p r e l e a s e v a l v e t u r n i n g k n o b i n

wheel bearing grease.

c o u n t e r clockwise direction, allowing ramp apron to

e. S t o r e p u m p h a n d l e i n t u b u l a r r e t a i n e r o n

settle down onto floor.

outside of ramp when it is not being used.

f. T h e U n d e r c a r r i a g e m u s t n o t b e i n

load

e. L E A V E P U M P R E L E A S E - V A L V E I N

"OPEN" POSITION AT ALL TIMES WHILE

bearing condition when the RAMP is being used for

RAMP IS IN USE TO PREVENT HYDRAULIC

loading or unloading.

2- 1