Aero Easy Cover User manual

Call 800-535-9545 | www.aeroindustries.com
Indianapolis, IN | Omaha, NE | Streetsboro OH
Attention Dealers: Please give this owners manual to the customer when the product is delivered.
Serving the Truck & Trailer Industry
Since 1944
Easy Cover®
Installation Instructions

2
Easy Cover®
Installation Directory
Item Step Page
Safety Information 3
Warranty Information and Tools Required 4
End Plates, Wind Deflectors, and Tarp Housing
Installing End Plates and Wind Deflector 1a 5
Installing Tarp Housing Inside Cab Shield 1b 6-7
Installing Tarp Housing with Trailer Mounting Brackets 1c 8
Roll-up Bar
Installing Manual Fixed Roll-up Bar 2a 9
Installing Electric Motor and Fixed Roll-up Bar 2b 10
Installing Manual Adjustable Roll-up Bar 2c 11
Installing Electric Motor and Adjustable Roll-up Bar 2d 12
Sprocket, Crank, Chain, and Chain Covers
Installing Sprocket 3a 13
Installing Manual Crank Assembly 3b 13
Installing Chain and Chain Cover(s) 3c 14
Electrical
Installing Standard Electrical Controls with Rocker Arm Switch 4a 15-16
Install and Wire Motor for Semi-trailer Truck 4b 17
Install Interior Cab Rocker Switch for Semi-trailer Truck 4c 18
Wiring Diagram for Lead & Pup with Contactors Mounted on Tractor 4d 19-20
Wiring Diagram for Lead & Pup with Contactors Mounted on Trail 4e 21
Installing the Optional Electrical Controls with Rotary Switch 4f 22-23
Spring Assemblies
Installing Undermount or Flange Mounted Spring Assembly 5a 24
Installing Underbody Spring Assembly 5b 25
Installing Undermount or Flange Mounted Spring Assembly 5c 26-27
Installing PowerPack Spring Assembly 5d 28-30
End Fittings & Lower Swing Arms
Installing End Fitting and Steel Lower Swing Arm 6a 31
Installing End Fitting and Aluminum Lower Swing Arm 6b 32
Installing Aluminum Lower Swing Arm on PowerPack Spring Assembly 6c 33
Cross Arm and Connecting Arms
Installing Steel Cross Arm and Connecting Arms 7a 34
Installing Upper Swing Arms and Cross Arm 7b 35-36
Attach Tarp to Roll-up Bar
Installing Tarp to Roll-up Bar, Roll Under (Standard) 8a 37
Installing Tarp to Roll-up Bar, Roll Over (Optional) 8b 37
Easy Cover®Electric Model
Operation Instructions 38
Maintenance Recommendations 38
Easy Cover®Manual Model 39
Operation Instructions 39
Maintenance Recommendations 39

3
Easy Cover®
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* Refer to Maintenance
sheet or website.
* Repairs must ONLY be
made after proper
instruction.
* Spring tension must be
properly released before
repairs.
* Replace damaged or
broken parts.
* Keep path of arms clear.
12'4#6+10
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* Refer to Operations
sheet or website.
* Face vehicle into
the wind.
* Only drive with tarp
in fully covered or
uncovered position.
* Routinely inspect
tarp and arms and
replace if damaged.
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Label part# 0920-039001

4
Easy Cover®
Marker or Felt Pen
Tape Measure
Black Electrical Tape
Awl
Hammer
1 1/8" hole saw
Drill Bits: .257" (F drill), 9/32", .316" (O drill), 13/32", 17/32"
Sockets: 7/16", 9/16"
Open End or Box Wrenches: 7/16", 9/16", 3/4"
Vice Grip Pliers (2 pair)
Electric or Air Drill
Tools Required for Installation
This manual explains how to install and maintain the Easy Cover® tarping
system.

5
Easy Cover®
Installation Instructions
Step 1a
Installing End Plates and Wind Deflector
1) See Figure 1. Install 3/8-16 x 1 carriage bolts (3) and 3/8-16 Nylon hex nuts (4) in the driver's side and
passenger's mounting plates (1). Do not tighten.
2) Slide end plates (1) into wind defector's extrusion. Do not tighten.
3) Carefully place assembly onto the cab shield or top rail and position at the
farthest point forward. This will keep the air from coming in under the wind
deflector (2) to a minimum.
3) See Figure 2. Move the end plates inward until they are against the cab
shield or top rail. Lift rear of assembly until the aligning notch is even with the
top rail. Clamp driver's side end plate into place.
4) Using the end plate as a template, drill three 13/32" holes through the top rail
where square holes reside.
5) Secure driver's side end plate with 3/8-16 x 1 hex bolt (5), 3/8 lock washer (6),
and 3/8-16 Nylon hex nut (7).
6) Repeat Steps 4 and 5 for passenger's side end plate (1).
7) Tighten nuts on carriage bolts holding the wind deflector (2).
Index Description Qty
1 End Plates (DS & PS) 2
2 Wind Deflector 1
3 3/8-16 x 1 Carriage Bolts 4
Index Description Qty
4 3/8-16 x 1 Hex Bolt 6
5 3/8-16 Nylon Hex Nut 10
Figure 1
1
3
5
2
Driver's Side Shown
Aligning Notch
Figure 2
Square Holes referred to in Step 4

6
Easy Cover®
Installation Instructions
Step 1b
Installing Tarp Housing inside Cab Shield
1) See Figure 3. Hold mounting bracket (2) up to the cab shield. With angles as far forward as possible,
and level with top edge of cab shield, trace through holes with permanent marker. Repeat on other side of
cab shield.
2) See Figure 4. Measure width of housing - dimension "A". Measure width inside of cab shield - dimension
"B". Subtract B from A and divide by two to get dimension "C". Turn tarp housing (1) upside down and
position steel angle until dimension C is maintained on both ends and mark in center of slotted hole. The
slotted holes allow the tarp housing to be moved 1/2" (once mounted) to the left or right if measurements
are not exact. Drill marked holes using 17/32" drill bit.
Index Description Qty
1 Tarp Housing 1
2 Mounting Bracket 4
3 Rubber Bushing 4
Index Description Qty
4 1/2-13 x 2 Hex Bolt GR5 8
5 1/2 Flat Washer 8
6 1/2 Nylon Hex Nut 8
Lip
Use angle as
template Inside
radius Drop
clearance
Distance same
on both sides
D.S. View
Figure 3
2Mark in center
of slot
Figure 4
"C" 3/4"
"B"
"A"
1

7
Easy Cover®
Installation Instructions
3) See Figure 5. Attach mounting bracket (2) to cab shield using 1/2-13 x 2 hex bolt (4), 1/2 flat washer
(5), and 1/2-13 nylon hex nut (6).
4) See Figure 5. Set housing with rubber bushings (3) onto mounting bracket (2) and fasten securely
through slotted holes 1/2-13 x 2 hex bolt (4), 1/2 flat washer (5), and 1/2-13 nylon hex nut (6). Rubber
bushings should compress to about 3/8" to 1/2".
D.S. View
Figure 5
1
2
3/8" - 1/2"
1
2 5 6
5
6
4
3
4

8
Easy Cover®
Installation Instructions
Step 1c
Installing Tarp Housing with Trailer Mounting Bracket
1) See Figure 7. Turn tarp housing (1) upside down and position mounting bracket trailer (2) 12" in from each
end and flush with the back of the tarp housing (1) (not the end plates). Keeping brackets straight and
parallel with end plates, mark holes through brackets
2) Drill marked holes using 17/32" drill bit.
3) See Figure 6. Attach mounting brackets with rubber bushings (3), 1/2-13 x 2 hex bolt (4), 1/2 flat washer
(5), and 1/2-13 nylon hex nut (6). Tighten until bushings compress to approximately 3/8" to 1/2".
4) See Figure 7. Hold housing up to trailer firmly, center on trailer and trace holes in mounting brackets. Drill
marked holes using 17/32" drill bit.
5) Attach with 1/2-13 x 2 hex bolt (4), 1/2 flat washer (5), and 1/2-13 nylon hex nut (6).
Index Description Qty
1 Tarp Housing 1
2 Mounting Bracket Trailer 2
3 Rubber Bushing 4
Index Description Qty
4 1/2-13 x 2 Hex Bolt GR5 8
5 1/2 Flat Washer 8
6 1/2 Nylon Hex Nut 8
4
5
6
4
5
6
2
3
Figure 6
3/8" - 1/2"
1
Figure 7

9
Easy Cover®
Installation Instructions
Step 2a
Installing Manual Fixed Roll Up Bar
1) See Figure 8. Unbolt and remove the shafts from both ends of fixed manual roll up bar (1).
2) On the driver's side align the fixed manual roll up bar (1) with the bearing, insert the shaft with the keyway
through the bearing.
3) Bolt the shaft using the 1/4-20 x 2 1/4 hex bolt and 1/4-20 nylon hex nut remove in step 1.
4) On the passenger's side align the fixed manual roll up bar (1) with the bearing and insert shaft through the
bearing.
5) Bolt the shaft using the 1/4-20 x 2 1/4 hex bolt and 1/4-20 nylon hex nut remove in step 1.
Index Description Qty
1 Fixed Manual Roll Up Bar 1
Figure 8
1/4-20 x 2 1/4 Hex Bolt 1/4-20 x 2 1/4 Hex Bolt
1/4-20 Nylon Hex Nut 1/4-20 Nylon Hex Nut
Shaft with Keyway

10
Easy Cover®
Installation Instructions
Step 2b
Installing Electric Motor and Fixed Roll Up Bar
1) See Figure 9. Fasten motor RA/SWB (1) to the end plate or tarp housing with
three 5/16-18 x 7/8 FHCS (3).
2) With screws provide with the motor attach the cover to the motor. (Cover will need to be removed for wiring.)
3)See Figure 10. When installing on a tarp housing use the motor cover (3) with
two #10 x 1 self-drilling pan head screws (5).
4) See Figure 9. Unbolt and remove the shaft from end of fixed electric roll up bar (1).
5) One end does not have a shaft. Remove the nut and bolt from that end. Insert end onto shaft of
motor RA/SWB (1), line up hole in roll up tube with hole in motor shaft, and with previously removed nut
and bolt secure roll up bar to shaft.
6) On the opposite end line up the fixed electric roll up bar (2) with the bearing and insert shaft through the
bearing.
7) Bolt the shaft using the 1/4-20 x 2 1/4 hex bolt and 1/4-20 nylon hex nut remove in step 4.
Index Description Qty
1Motor RA/SWB 1
2 Fixed Electric Roll Up Bar 1
3 Motor Cover 2
4 5/16-18 x 7/8 FHCS 3
5 #10 x 1 Self-drilling Pan Head 2
Figure 9
1
2
4
Motor Cover
Cover Screws 1/4-20 x 2 1/4 Hex Bolt 1/4-20 x 2 1/4 Hex Bolt
1/4-20 Nylon Hex Nut 1/4-20 Nylon Hex Nut
Figure 10
35
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