Ferno 173 28-Z Upgrade Kit User Manual
Contents
1. ear Hook Update 2 Ferno Washington Inc 234 3366 01 October 2007 Updating the Model 173 2 Permanently Mounted Rear Hook ITEMS REQUIRED FOR INSTALLATION NOT SUPPLIED 1 2 Socket head cap screw 2 ea 1 2 Jam nut 2 ea 1 2 Lock washer 2 ea The socket head cap screws and jam nuts should be of at least SAE Grade 5 with a corrosion resistant coating zinc plating recommended and a UNC 2 threading The length of the screws will be determined by the combined thickness of the patient compartment floor and backing plates When installed the screws should extend beyond the backing plates a minimum of 3 4 1 9 cm TOOLS REQUIRED 1 4 Allen wrench 1 ea 3 4 Box or socket wrench 1 ea Penetrating oil WD 40 Liquid Wrench or similar REMOVING THE OLD REAR HOOK Ferno specifies 1 2 socket head cap screws be used to mount the Model 173 2 fastener These screws can be removed using a 1 4 Allen wrench and 3 4 box or socket wrench If the screws are difficult to remove apply a penetrating oil for example WD 40 Liquid Wrench or similar for the contact time recommended by the manufacturer Do not reuse any old parts Discard the ol2. shaft Figure 4 To loosen turn counter clockwise 3 At the rear of the ratchet bar shaft use a 5 32 Allen wrench to tighten the socket head cap screw Figure 3 To tighten turn clockwise 4 Repeat Steps 2 and 3 until the cot is held firmly in place by the hook with no front to back slack or wiggling Note If the shaft cannot be adjusted any further rearward move the hook itself rearward by one locking ratchet position then adjust the shaft using this position 5 Use the 7 16 wrench to tighten the hex head cap screw at the front of the ratchet bar Verify that both front and rear screws are tight 6 Disengage the hook and tighten the set screw with the 3 32 Allen wrench ADJUSTING THE HOOK FORWARD 1 Lower the hook momentarily and use a 3 32 Allen wrench to loosen the set screw located on top of the ratchet bar shaft Figure 3 Do not remove the set screw loosen it only Then raise and engage the hook If you can t raise the hook the set screw is too loose 2 Use a 5 32 Allen wrench to loosen the socket head cap screw at the rear of the ratchet bar Figure 3 To loosen turn counter clockwise 3 At the front of the ratchet bar shaft use a 7 16 socket or box wrench to tighten the hex head cap screw and shaft Figure 4 To tighten turn clockwise 4 Repeat Steps 2 and 3 until the cot is held firmly in place by the hook with no front to back slack or wiggling Note If the shaft cannot
3. be adjusted any further forward move the hook itself forward by one locking ratchet position then adjust the shaft using this position 5 Use the 5 32 Allen wrench to tighten the socket head cap screw at the rear of the ratchet bar Verify that both front and rear screws are tight 6 Disengage the hook and tighten the set screw with the 3 32 Allen wrench Figure 4 Adjusting the Shaft Tighten Adjust Hook Forward Loosen Adjust Hook Rearward Ratchet Bar Shaft Parts and Service Outside North America To order Ferno parts and for professional repairs contact your Ferno distributor Your distributor is the only agent authorized by Ferno to manage service and repair Ferno products Parts and Service U S A and Canada EMSAR is the only agent authorized by Ferno to manage service and repair Ferno products Telephone 1 800 73 EMSAR Telephone 1 937 383 1052 Fax 1 937 383 1051 Internet www EMSAR com Figure 3 Adjusting the Set Screw and Socket Head Cap Screw Set Screw Socket Head Cap Screw Ratchet Bar Shaft
4. 1 Ferno Washington Inc 234 3366 01 October 2007 Description This kit includes parts to update one Ferno Model 173 cot fastener The update improves the function of the fastener by adding precision adjustment The Model 173 cot fastener system and this kit are for use only with Ferno Model 28 and Model 28 Z PROFlexx cots Updated fasteners remain compatible with all older Ferno Model 28 series cots Parts Supplied 1 ea Model 173 Rear Hook Before You Begin Inspect your existing fastener hook before using this update kit If your fastener s rear hook is permanently mounted to the ambulance floor by two large screws follow the instructions in Updating the Model 173 2 Permanently Mounted Rear Hook in this manual If your fastener s rear hook attaches to an aluminum floor plate follow the instructions in Updating the Model 173 3 Removable Rear Hook in this manual Backing or anchor plates are required to be installed under the ambulance at all mounting points See the Model 173 2 or Model 173 3 Installation Manual for complete installation details Contact Ferno Customer Relations for free manuals Important The fastener is designed to be installed with backing anchor plates at all mounting points If the vehicle in which you are installing the fastener does not have the required backing plates have them installed See th
5. d rear hook and the screws jam nuts and washers from the old installation Use only new screws jam nuts and washers to install the new rear hook Clean the area where the old rear hook was installed before installing the new rear hook INSTALLING THE NEW REAR HOOK 1 Place the rear hook on the ambulance floor with the hook facing the antler away from the rear doors as indicated in Figure 1 2 Attach the rear hook with two new 1 2 socket head cap screws new lock washers and new jam nuts To ensure proper thread engagement the screws should be long enough to extend beyond the backing plates a minimum of 3 4 1 9 cm WD 40 is a trademark of the WD 40 Company Liquid Wrench is a trademark of Radiator Specialty Company Figure 1 Mounting the Rear Hook Hook REAR DOORS Important Do not reuse any portion of the old rear hook Discard the old rear hook and the screws jam nuts and washers from the previous installation Use only new screws jam nuts and washers to install the new rear hook 3 Ferno Washington Inc 234 3366 01 October 2007 Updating the Model 173 3 Removable Rear Hook ITEMS REQUIRED FOR INSTALLATION NOT SUPPLIED 1 2 13 x 1 Socket head cap screw 1 ea 1 2 13 x 1 1 4 Socket head cap screw 1 ea 1 2 13 Jam nut 1 ea The socket head cap screws and jam nut sho
6. e Model 173 2 or 173 3 Installation Manual for complete installation information A fastener installed without backing plates can fail in a crash Use properly installed backing plates to secure the fastener at all mounting points Limited Warranty Statement The products sold by Ferno are covered by a limited warranty The actual terms and conditions of the limited warranty and the limitations of liability and disclaimers are available upon request by calling 1 800 733 3766 or 1 937 382 1451 Ferno Customer Relations Customer service and product support are important aspects of each Ferno product For assistance or information Telephone Toll free 1 877 733 0911 Telephone 1 937 382 1451 Fax Toll free 1 888 388 1349 Fax 1 937 382 6569 Internet www ferno com Ferno Washington Inc 70 Weil Way Wilmington Ohio 45177 9371 U S A Parts Provided Kit 082 2134 Model 173 Rear Hook Installation Instructions 234 3366 01 AAAAAccessory Kit 082 2134 ccessory Kit 082 2134 ccessory Kit 082 2134 ccessory Kit 082 2134 ccessory Kit 082 2134 Model 173 R Model 173 R Model 173 R Model 173 R Model 173 Rear Hook Update ear Hook Update ear Hook Update ear Hook Update
7. f the rear hook cannot be pushed forward remove the hook and adjust the position of the 1 1 4 screw slightly then reinstall the rear hook 4 Use a new 1 socket head cap screw and 1 4 Allen wrench to secure the rear hook to the floor plate Important Do not reuse any portion of the old rear hook Discard the old rear hook and the screws and jam nut from the previous installation Use only new screws and a new jam nut to install the new rear hook 1 1 4 Socket Head Cap Screw Figure 2 Attaching the Rear Hook Keyhole 1 Socket Head Cap Screw Jam Nut REAR DOORS 1 2 Min Gap Hook 4 Ferno Washington Inc 234 3366 01 October 2007 Adjusting the Rear Hook The new rear hook is adjustable To adjust the rear hook first place the cot in the fastener and verify that the head end crosstube is engaged in the fastener antler Then engage the rear hook as closely as possible against the cot Follow the appropriate instructions below to adjust the hook forward or rearward on the ratchet bar shaft ADJUSTING THE HOOK REARWARD 1 Lower the hook momentarily and use a 3 32 Allen wrench to loosen the set screw located on top of the ratchet bar shaft Figure 3 Do not remove the set screw loosen it only Then raise and engage the hook If you can t raise the hook the set screw is too loose 2 At the front of the ratchet bar shaft use a 7 16 socket or box wrench to loosen the hex head cap screw and
8. uld be of at least SAE Grade 5 with a corrosion resistant coating zinc plating recommended and a UNC 2 threading TOOLS REQUIRED 1 4 Allen wrench 1 ea REMOVING THE OLD REAR HOOK To remove the old rear hook 1 Use a 1 4 Allen wrench to remove the socket head cap screw closest to the rear doors 2 Slide the rear hook toward the rear doors to position the upside down socket head cap screw in the large end of the keyhole slot in the floor plate 3 Lift the rear hook straight up to remove it from the mounting plate Do not reuse any old parts Discard the old rear hook and the screws and jam nut from the old installation Use only new screws and a new jam nut to install the new rear hook Clean the area where the old rear hook was installed before installing the new rear hook INSTALLING THE REAR HOOK 1 Thread a new 1 1 4 socket head cap screw upward through the hole closest to the hook leaving a 1 2 gap between the screw head and the hook plate Figure 2 Secure the screw with a new jam nut using a 3 4 box or socket wrench to tighten the nut 2 Position the rear hook over the rear hook floor plate with the hook facing the antler away from the rear doors as shown in Figure 2 Set the rear hook with the screw head in the large part of the keyhole 3 Push the rear hook forward to seat the head of the screw in the small end of the keyhole I
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