Wurtec 20-102 Series Скачать руководство пользователя страница 10

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20-102-XX

Safety Switch

1. Wire the Safety Switch to the controller per ASME A17.1 (2013) Code.
2. Attach the Switch to the Wall Mount Bracket using the 6-

32 X 1.50” Button Head Screws and Serrated

Hex Nuts.

3. With the ladder in a retracted position, insert the key into the switch and press the Key Bracket against

the ladder rail. Attach the key bracket to the ladder rail using the ¼-

14 X .50” Self

-Drilling Screws

Содержание 20-102 Series

Страница 1: ...6200 Brent Drive Toledo Ohio 43611 RETRACTABLE PIT LADDER Rev 0 7 27 16 Release 20 102 XX 20 102 XX...

Страница 2: ...Arms 6 Positive Stop 6 Safety Switch 7 Installation 7 Tools and Hardware Needed 7 Set up 8 Ladder Sections 8 Wall Mount Assemblies 9 Safety Switch 10 Positive Stop 11 Operation 13 Bill of Materials 14...

Страница 3: ...ation and use of this equipment and is not intended as a substitute for proper training and experience This document or any other information regarding this equipment is not intended to cover all of t...

Страница 4: ...and expands to 8 away from the pit wall The Retractable Pit Lad der can be customized to work in a wide variety of pit depths and sizes and is designed to be installed directly onto the wall of the pi...

Страница 5: ...20 102 XX RIGHT AND LEFT WALL MOUNT ASSEMBLIES SWITCH KIT POSITIVE STOP JOINT STIFFENER 2 for every ladder section connection SELF DRILLING SCREWS 4 for every ladder section connection 2 per Joint St...

Страница 6: ...e pit wall The arms are spring loaded to offset the weight of the ladder and make it easier to retract Positive Stop The Retractable Pit Ladder is held in either position expanded or retracted by the...

Страница 7: ...ey is inserted into the switch to complete the elevator safety circuit When the ladder is in its extended position the key is pulled from the switch and breaks the elevator safety circuit which preven...

Страница 8: ...ize Rungs Rails 3 8 Thread cutting screws 4 4 2 8 6 6 2 12 1 Fasten the rungs to the rails using the 3 8 12 X 1 25 Thread Cutting Screws Leave out the top rung on ladder sections that will be attached...

Страница 9: ...sert Lock Nut This connection should be snug but the arm should be able to rotate freely 2 With the ladder in an extended position place the bottom of the ladder rails on the floor of the pit and push...

Страница 10: ...ach the Switch to the Wall Mount Bracket using the 6 32 X 1 50 Button Head Screws and Serrated Hex Nuts 3 With the ladder in a retracted position insert the key into the switch and press the Key Brack...

Страница 11: ...X Positive Stop 1 Unscrew the Handle from the Socket Shoulder Screw 2 Place the Socket Shoulder Screw and compression spring through the 7 8 hole on the inside edge of the top Retraction Arm closest t...

Страница 12: ...12 16 296 20 102 XX 3 Place the Stopper Channel over the Retraction Arm and screw the Handle back onto the Socket Shoulder Screw...

Страница 13: ...ove the Stopper Channel out to a point where it no longer intersects with the Ladder Rail Operation To toggle the Retractable Pit Ladder between its retracted and expanded states 1 Pull and hold the h...

Страница 14: ...14 16 296 20 102 XX Bill of Materials Wall Mount Assembly Right 20 102 03R...

Страница 15: ...15 16 296 20 102 XX Wall Mount Assembly Left 20 102 03L...

Страница 16: ...16 16 296 20 102 XX Switch Kit 20 102 09...

Страница 17: ...17 16 296 20 102 XX Positive Stop 20 102 11...