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7.  Attach Bottom Rails (5) to Corner Legs using 3-Way Rail Clamps (14) 

with Bolts (19), Nuts (21) and Washers (20), and to the Center Legs with 

4-Way Rail Clamps (13), as shown in Figure Q.  Finger tighten nuts only.

Note:

  Only finger tighten 

Nuts (21) at this time.

19

14

20

21

13

19

20

21

5

5

5

Figure Q:  3- and 4-Way Rail Clamp Connections

8.  Make sure all Bottom Rails are the same height from ground. Push down on 

Bottom Rails to tighten Roof Cover, then securely tighten Nuts (21).

9.  When Bottom Rails are all secured, proceed to the four corners and tighten the 

Roof Cover ends to the Corner Tubes using the Ratchets. 

Do not overtighten.

10. The Portable Garage is now ready for use.  If desired, install Door Roller.

Installing Door Roller

Note:

  A ladder (sold separately) and at least 2 people (one to hold the ladder) are required 

for Door Roller installation.

  

Before starting installation, review the instructions and make 

sure proper tools are available.  Parts are provided to install roller to one door.
1.  Connect four Male Door Tubes (26) and one Female Door Tube (25) 

together, and slide them into bottom Door pocket.

25

Door 

Pocket

26

Figure R:  Connecting Door Tubes

2.  On the second Leg Tube inside the Garage, measure eight inches down from the top Cross Rail. 

Hold the Butterfly Cleat (28) at that spot and in the center of the Leg Tube. 

Use a center punch (sold separately) to mark two holes for the Screws.
a.  Carefully drill two pilot holes on the marks using the provided Drill Bit (31).  Drill just enough 

to make two shallow pilot holes.  Be careful not to penetrate the Roof Cover.

b.  Install the Butterfly Cleat (28) using the two provided 4 x 32 Screws (30).

Note:

  Butterfly Cleat shown attached to left side but may be attached to either side of Garage.

8"

Cross Rail

30

28

Second 

Leg Tube

Figure S:  Installing Butterfly Cleat

Page 12

For technical questions, please call 1-888-866-5797.

Item 58741 

        

SAFETY

O

PERA

TION

M

AINTENANCE

SETUP

Summary of Contents for 58741

Page 1: ...the receipt in a safe and dry place for future reference 22f When unpacking make sure that the product is intact and undamaged If any parts are missing or broken please call 1 888 866 5797 as soon as possible Copyright 2021 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent...

Page 2: ...result in death or serious injury Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided could result in minor or moderate injury Addresses practices not related to personal injury Double Insulated WARNING marking concerning Risk of Eye Injury Wear ANSI approved safety goggles with side shields Read the manu...

Page 3: ...duct only Use Precautions 1 CARBON MONOXIDE HAZARD Using an engine inside Shed CAN KILL YOU IN MINUTES Engine exhaust contains carbon monoxide This is a poison you cannot see or smell NEVER use an engine inside Shed EVEN IF cover is open Only use an engine OUTSIDE and far away from Shed 2 DO NOT USE IN HIGH WIND Remove cover if harsh weather or heavy rain threatens 3 For temporary use only Do not ...

Page 4: ...ely at one time Note At least 3 workers are required for assembly Before starting assembly review the instructions and make sure there is enough time and the proper tools available to properly assemble Finger tighten all connections until assembly is done Assemble on a flat level surface Frame Assembly Overview 1 1 4 3 9 15 5 4 1 3 16 17 24 8 4 1 4 1 4 1 10 8 4 4 3 3 3 3 3 3 3 7 1 1 3 2 1 1 1 2 9 ...

Page 5: ... 3 3 3 7 7 7 7 3 3 3 3 4 1 4 1 4 1 4 1 4 1 4 1 4 1 4 1 4 1 Figure A Roof Assembly Overview Note the differences between connectors see Figure B Parts 8 9 and 10 are side bend connectors with a sharp bend Parts 11 and 7 are top bend connectors for the roof ridge and have a sloping bend When installed the welded socket for the cross rail must be below the bend 8 9 10 11 UP DOWN 7 Figure B Connector ...

Page 6: ...Side Connectors 10 between them with Left 3 Way Side Connector 8 on one end and Right 3 Way Side Connector 9 on the opposite end see Figure D The Roof Shoulder Tubes connect to the straight ends of the Connectors and the curved ends of all Connectors must face up and angled the same direction as shown If that is not the case the wrong connectors were used or they were assembled backwards 4 Assembl...

Page 7: ...ssemblies Align holes on the Center Leg Tube and Foot Plate Insert a M6 x 50 Bolt 18 and Nut 21 at each connection Tighten Nut securely 6 2 12 1 18 21 1 12 3 Install Center Legs and Corner Legs into the Side Connectors see Figure F 4 Repeat to assemble the other side 6 2 12 1 6 2 12 1 12 1 12 1 Figure F Installing Legs Page 7 For technical questions please call 1 888 866 5797 Item 58741 Safety Ope...

Page 8: ...rame at front and back It should be 12 ft wide at front back and center 4 Take diagonal measurements A and B as shown in Figure G When these two measurements are equal the Frame is square Adjust the Frame until A and B are equal to within 1 inch 5 Once diagonal measurements are equal check the width again to ensure all widths are equal at 12 ft Note If measurements cannot be made correct then part...

Page 9: ...g a Cable Clamp 17 Tighten the two nuts on Cable Clamp evenly to secure Cable d Repeat for all remaining Anchors and Legs 6 16 17 15 15 17 12 16 1 Figure H Anchoring Using Ratchet Tie Downs Note Use these instructions for installing Door and Back Panels and Roof Cover 1 Thread strap through the Ratchet s 24 spindle as far as it will go Figure I Strap through Spindle 2 Insert S hook of Ratchet into...

Page 10: ...ejoin the tubes Make sure strap is positioned inside frame DO NOT ATTEMPT TO INSERT ANY FRAMEWORK TUBING INTO THE HEM ON FLAPS Hem on flaps Place strap and flaps inside of frame 3 11 4 4 4 1 4 1 9 8 11 Inside of Door Panel Strap Strap Figure M Door Panel Installation 5 Repeat step 3 for the 3 Way Side Connectors 8 9 and Shoulder Tubes 4 1 6 Assemble a Ratchet Tie Down 24 to each Strap end see Usin...

Page 11: ...ng on each corner If small adjustment is needed two people should pull together from the same end of the Portable Garage so that the Roof Cover does not become twisted Pockets 22 Rope Bottom Rails 5 installed after Roof Cover Figure O Installing Roof Cover 5 Assemble a Ratchet Tie Down 24 to the strap ends of the four corners of Roof Cover Insert hook on Ratchet to hole in Corner Leg and ratchet a...

Page 12: ...ing installation review the instructions and make sure proper tools are available Parts are provided to install roller to one door 1 Connect four Male Door Tubes 26 and one Female Door Tube 25 together and slide them into bottom Door pocket 25 Door Pocket 26 Figure R Connecting Door Tubes 2 On the second Leg Tube inside the Garage measure eight inches down from the top Cross Rail Hold the Butterfl...

Page 13: ...he closest Pulley The Rope should be over the Pulley s Roller 6 Feed the Rope furthest from the Butterfly Cleat across the top of the Door and through the other Pulley Both Ropes should be on top of the Roller of the Pulley closest to the Butterfly Cleat Rope Rope 7 Holding both Ropes together pull to roll up Door to desired height then tie to Butterfly Cleat to secure Rope Figure V Routing Door R...

Page 14: ...able Garage Check for loose ratchet tie downs anchors tube connections and rail clamps tighten as needed torn or frayed covers straps or cables cracked bent or broken parts and any other condition that may affect its safe operation Cleaning 1 Immediately remove any accumulated debris from the cover with a broom mop or other soft sided instrument from the outside DO NOT use sharp instruments 2 PERI...

Page 15: ... REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO Record Product s Serial Number Here Note If product has no serial number record month and year of purchase ...

Page 16: ...ail 10 6 Bent Corner Leg 4 7 4 Way Peak Connector 4 8 3 Way Side Connector Left 2 9 3 Way Side Connector Right 2 10 4 Way Side Connector 8 11 3 Way Peak Connector 2 12 Foot Plate 8 13 4 Way Cover Rail Clamp 16 14 3 Way Cover Rail Clamp 8 15 Anchor 27 6 16 Cable 1 30cm 6 17 Cable Clamp 6 18 Bolt M6 x 50 not shown 18 Page 16 For technical questions please call 1 888 866 5797 Item 58741 Safety Operat...

Page 17: ...zipper and grommets 2 24 Ratchet Tie Down 8 25 Door Tube female not shown 1 26 Door Tube male not shown 4 27 Pulley 2 28 Butterfly Cleat 1 29 Door Rope 1 30 Screw 4 x 32 not shown 2 31 Bit PH2 not shown 1 Item 21 of M6 Nuts 38 are used plus one is a spare Parts List continued Page 17 For technical questions please call 1 888 866 5797 Item 58741 Safety Operation Maintenance Setup ...

Page 18: ...17 16 6 14 24 16 15 6 17 2 1 2 1 4 1 4 3 3 1 5 13 12 4 1 1 10 4 10 10 10 10 10 10 7 7 7 1 6 6 5 5 5 5 4 1 4 1 4 1 4 1 5 5 5 5 14 14 13 12 13 12 13 12 13 12 13 12 13 12 13 12 24 15 17 14 16 15 17 16 15 17 16 Page 18 For technical questions please call 1 888 866 5797 Item 58741 Safety Operation Maintenance Setup ...

Page 19: ...Assembly Diagram continued 28 29 27 23 22 Page 19 For technical questions please call 1 888 866 5797 Item 58741 Safety Operation Maintenance Setup ...

Page 20: ...xclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an ex...

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