Atlas Equipment 90HSC User manual

Revised: 12/ 8/ 2020
Read this entire manual before operation begins.
Record below the following inform at ion which is located on t he serial num ber
dat a plat e.
Serial No.
Model No.
Dat e of I nstallat ion

Cont ent s
Specifi cations . . . . . . . . . . . . . 4
I nstallat ion Requirem ent . . . . . . . 6
St eps Of I nstallat ion . . . . . . . . . 8
Test Run . . . . . . . . . . . . . . . 21
Operat ion I nst ructions. . . . . . . . . 23
Maintenance Schedule. . . . . . . . . 24
Trouble Shoot ing . . . . . . . . . . . 25
Exploded View . . . . . . . . . . . . 26
9-OHSC Parts List . . . . . . . . . . . 29
Warrant y . . . . . . . . . . . . . . . 33

Specifications 4
9OHSC (SS)
Specificat ions
9-OHSC Clear Floor, Chain-Drive Features
• Dual hydraulic cylinders designed and m ade to ANSI standard, ut ilizing
NOK oil seal in cylinder.
• Self- lubricat ing UHMW Polyet hylene sliders and bronze bush.
• Single- point safet y release, and dual safet y design.
• Clear fl oor design, provide unobst ruct ed fl oor space.
• Overhead safety shut off device.
• Super sym m et ric arm design w it h 3- st age front ar m s and 2- st age r ear ar m s.
• Rubber lift pads wit h 1.5” and 2.5” stackable ext ension adaptors.
Fig. 1

Specifications 5
9OHSC (SS)
9-OHSC Specifications
M od el St y le Lift in g
Ca pa cit y
Lift in g
Tim e
Lift in g
Height
Ove ra ll
Height
Ove ra ll
W id t h
W id t h
Be t w e en
Colu m ns
Minim um
Pa d
Height
Gross
W eight M ot or
9- OHSC
Clear fl oor
Chain-
driven
4.5 T
9,000 lbs 45S 71 1 / 2 ” – 75 1/ 2” 141 3/ 4” 133 1/ 2” 109 1/ 2” 3 1/ 2” 1384lbs 2.0/ 3.0 HP
Arm Swing View
Fig. 2

Installation Requirement 6
9OHSC (SS)
I nst alla t ion Requirem ent
Tools Required
Rot ary Ham m er Drill (Φ19) Carpenter ’s Chalk
Ham m er Screw Drivers
Lev el Bar Tape Measur e ( 25ft )
Cr escent Wrench ( 12” ) Plier s
Rat chet Spanner Wit h Sock et ( 28# ) Allen Head Wr ench ( 6# , 3# )
Wrench set
( 10# , 13# , 14# , 15# , 17# , 19# , 24# , 27# )
Vise Grips
Fig. 3

Installation Requirement 7
9OHSC (SS)
Specifications Of Concrete
Con cr et e m ust adhe re t o t h e f ollow in g spe cifi ca t ions.
Fa ilure t o do so m ay re sult in t he lift and/ or vehicle falling.
1. Concrete m ust be a m inim um 4” thick wit hout reinforcing st eel bars. Concret e
m ust be t otally cured before inst allat ion.
2. Concrete m ust be in good condit ion and a m inim um 3,000 psi. test st rengt h.
3. Floors m ust be level with no cracks.
Fig. 4
Power Supply
220 volt single phase 30 am p breaker wit h m inim um of 10 gauge wire

Steps Of Installation 8
9OHSC (SS)
St eps Of I nst alla t ion
A. Location of Installation
Check and insure t he installat ion location ( concrete, layout, space size et c.) is
suit able for lift inst allat ion.
B. Use A Carpenter’s Chalk Line To Establish
Installation Layout Of Baseplate
Fig. 5
C. Check The Parts Before Assembly
1. Packaged lift and hydraulic power unit ( See Fig. 6 )
Fig. 6

Steps Of Installation 9
9OHSC (SS)
2. Move aside t he lift wit h fork lift or hoist , and open the outer packing carefully,
take off the part s from upper and inside the colum n, t ake out t he part s box,
check t he part s according to the shipm ent part s list ( See Fig. 7 ) .
Fig. 7
3. Loosen the screws of the upper package st and, take off the upper colum n and
rem ove the package st and.
4. Move aside t he part s and check the parts according to t he shipm ent part s list
( See Fig. 8 , Fig. 9 ) .
Fig. 8 - Pa rt s in t h e shipm en t pa rt s list | Fig. 9 - Par t s in t h e p ar t s b ox ( 7 7 )
Top Beam Serial No. Parts Box
Shipm ent Part list

Steps Of Installation 10
9OHSC (SS)
5. Open the bag of part s and check the parts according to part s box list ( See
Fig.1 0 ) .
Fig. 1 0
D. Position Posts
Posit ion t he colum ns upright on t he inst allat ion layout. Posit ion the offside
colum n parallel t o t he power side colum n at t he approxim at e overall width
( 133 1/ 2” ) . I nst all t he over head cr oss beam . Do not dr ill holes for anchor bolt s
until overhead cross beam has been installed.
Fig. 1 1

Steps Of Installation 11
9OHSC (SS)
E. Install Cables
Fig. 1 2

Steps Of Installation 12
9OHSC (SS)
F. Oil Hose Assembly
Fig. 1 3

Steps Of Installation 13
9OHSC (SS)
G. Install Locks And Lock Release Cables
Fig. 1 4
Connect ing direct ion
of safet y cable
View A
View B

Steps Of Installation 14
9OHSC (SS)
H. Install Limit Switch Control Bar
Fig. 1 5
Assem ble Cont rol
Bar Bracket using
M12* 20 Hex
Screw wit h Nylok
Nut and Washer
Assem ble Lim it
Switch Near
Powerside Colum n

Steps Of Installation 15
9OHSC (SS)
I. Install Limit Switch
Fig. 1 6
J. Lift The Carriages Up Manually And
Lock Them On The 1st Set Of Locks
Fig. 1 8
Loose Screw of
Drive Rod for
adj ust m ent ,
Tight en the
screw aft er
adj ust m ent
Oil
hose
Wire cable
Fix protect ive rubber ring at cable exit Adj ust Dr ive Rod of Lim it Swit ch
I nst allat ion of t he Lim it Switch
Not e: Wire cable passes
through t he retainer
Lim it Switch
connect ed wit h Cable

Steps Of Installation 16
9OHSC (SS)
K. Position Column, Making Sure The Baseplate Aligns
With The Chalk Line, Then Install The Protective Rubber
Covers. Check The Columns Plumbness With Level Bar,
And Adjust With The Shims If The Columns Are Not Level
Fig. 1 9
Check t he colum ns
plum bness with
level bar on front
and side colum n
Prot ect ive
Rubber Cover

Steps Of Installation 17
9OHSC (SS)
L. Install Power Unit And Oil Hose
Fig. 2 0
Tight en all hydraulic fi t t ings, and fi ll t he reser voir wit h hydraulic oil.
N ot e : For m a x im um r e lia bilit y a nd du ra bilit y of you r At la s h ydra ulic
pow er unit please use H ydr aulic Oil AW 3 2 .
Tight en the nut
aft er inst alling the
pow er unit fi t t ing

Steps Of Installation 18
9OHSC (SS)
M. Fix Anchor Bolts
1. Prepare t he anchor bolt s ( See Fig. 2 1 ) .
2. Using the rotary ham m er drill, drill all anchor holes and inst all the anchor
bolt s. Make the colum ns plum b and adj ust wit h the shim s if not . Then tighten
the anchor bolt s ( Se e Fig. 2 2 ) .
Not e: Torque anchor bolt s t o 86 foot pounds.
Minim um em bedm ent of anchors is 4”.
Fig. 2 2
Washer Lock washer
Nut
Fig. 2 1

Steps Of Installation 19
9OHSC (SS)
N. Install Lifting Arms And Adjust The Arm Locks
1. I nst all the lifting arm s ( See Fig. 2 3 )
2. Lower t he carriages down to the lowest posit ion and loosen the nut ( Se e
Fig. 2 4 )
Fig. 2 3 Fig. 2 4
3. Adj ust t he arm lock in the arrow direct ion ( See Fig. 2 5 ) .
4. Adj ust t he m oon gear and arm lock, t hen t ighten t he nut of arm lock ( See
Fig. 2 6 ) .
Fig. 2 5 Fig. 2 6
Loosen t he nut
Snap Ring
Adj ust t he
arm lock
Locking t he nut
Moon gear

Steps Of Installation 20
9OHSC (SS)
O. Install Electrical System
Connect t he power source on the dat a plat e of power unit .
Make sure the connect ion of t he lim it swit ch is correct .
N ot e : For t he sa fet y of ope ra t or s, t h e pow e r w ir ing m ust cont a ct t h e
floor w ell.