background image

 

 

 

OPERATING 

 

MANUAL

 

 

2021

 

DEFOLIATOR

 

 

 

 
 
 

 
 
 
 
 
 

2800 7

th

 Avenue North

 

Fargo, ND 58108

 

 

Phone: (701) 232

-

4199

 

Fax: (701) 234

-

1716

 

Www.amitytech.com

 

 

 

MANUAL PART NO: 306436 

   

 

 

 

 

 

RELEASE DATE: 01/2021

 

DESIGNED AND MANUFACTURED IN USA

 

Summary of Contents for 3200

Page 1: ...OPERATING MANUAL 2021 DEFOLIATOR 2800 7th Avenue North Fargo ND 58108 Phone 701 232 4199 Fax 701 234 1716 Www amitytech com MANUAL PART NO 306436 RELEASE DATE 01 2021 DESIGNED AND MANUFACTURED IN USA ...

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Page 3: ...ponsibilities of Amity Technology to the Owner and Amity Technology shall not be liable for negligence under contract or in any manner with respect to such machines IN NO EVENT SHALL THE OWNER BE ENTITLED TO RECOVER FOR INCIDENTAL SPECIAL OR CONSEQUENTIAL DAMAGES SUCH AS BUT NOT LIMITED TO LOSS OF CROPS LOSS OF PROFITS OR REVENUE OTHER COMMERCIAL LOSSES IN CONVENIENCE OR COST OF RENTAL OR REPLACEM...

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Page 5: ...actor Drawbar 5 1 5 3 Attaching PTO Driveline 5 2 5 4 Using Stands 5 2 6 0 OPERATING THE HARVESTER 6 1 6 1 Start Up 6 1 6 2 Flail Height 6 2 6 3 Field Operating Speed 6 2 6 4 Turning Radius 6 3 6 5 Break in Period 6 3 6 6 Field Cleaning 6 3 6 7 Flail Tubes 6 3 6 7 1 Adjustable 3rd Drum 50 Series 6 4 6 8 Leveling 6 4 6 8 1 Machine Setup 6 4 6 8 2 Field Conditions 6 4 6 9 Row Finder option 6 4 6 10 ...

Page 6: ...1 11 2 U Joints 11 1 11 3 Gearbox Oil Level 11 2 11 4 Changing Gearbox Oil 11 2 11 5 Breather Cleaning 11 3 11 6 Gearbox Torque 11 3 11 7 Flails 11 4 11 7 1 Steel Flails 11 4 11 7 2 Rubber Flails 11 5 11 8 Servicing Intervals 11 6 11 9 Lubrication Chart 11 8 11 10 PTO Driveline Servicing 11 9 12 0 TROUBLESHOOTING 12 1 13 0 Appendices 13 1 13 1 Conversion 13 1 13 2 Trantorque Installation Procedure...

Page 7: ...o install NOTE Right and left hand sides are determined by facing in the direction the implement will travel when moving forward 1 2 Serial Number Record the serial number model number and model year of your defoliator to help trace the machine in the event that it is stolen Your dealer also needs these numbers for all warranty claims and for when you order parts The defoliator serial number is fo...

Page 8: ...afety and operating instructions in the manual All accidents can be avoid ed A person who has not read and understood all operating and safety instructions is not qualified to op erate the machine An untrained operator exposes himself and bystanders to serious injury or death Do not modify the equipment in any way Unauthorized modification may impair the function or safety or both and could alter ...

Page 9: ...ay from all moving and or rotating parts 4 Ensure that all tractor controls are in neutral before starting 5 Never wear ill fitting baggy or frayed clothing when working on or around the machine 6 Make sure that all guards and shields are properly installed and secured before operating the ma chine 7 Clear the area of all bystanders especially children when carrying out any maintenance or making a...

Page 10: ...he skin s sur face 7 Before applying pressure to the system make sure all components are tight and that lines hoses and couplings are not damaged 8 On self contained hydraulic systems make sure that shut off valves are in open position before engaging PTO 2 5 Transport Safety 1 Read and understand all information in the Operator s Manual regarding procedures and safety when operating the machine i...

Page 11: ...gible or parts are replaced without decals then new decals must be applied New decals are available from your authorized deal er PN 9971011 Hazard Moving Parts Avoidance Keep hands feet hair and cloth ing away from moving parts PN 303265 Hazard Crushing from Above Avoidance Never crawl or work under ma chine unless it is properly sup ported PN 9971013 Hazard Moving Parts Avoidance Keep shields and...

Page 12: ...y Alert Avoidance Shut off engine and remove key before performing maintenance or repair work PN 303277 Hazard Falling off Machine Avoidance Do not climb on the machine PN 997861 Hazard General Safety Alert Avoidance Read and understand the Opera tor s Manual before operating the machine PN 9971015 Hazard Falling off Machine Avoidance Do not climb on the machine PN 303263 Hazard Getting Limbs or C...

Page 13: ...ear PN 303267 Hazard Rotating Flails Avoidance Do not approach machine until flail rotation has stopped PN 307165 Hazard Flying Debris Avoidance Keep top door closed when flails are rotating PN 311206 Hazard Whole Body Entanglement Avoidance Do not remove safety shield while engine is running PN 997863 Hazard Electrical Shock Avoidance Keep the machine clear of over head electrical power lines ...

Page 14: ...gative Tongue Weight Avoidance Stay clear of the tongue when dis connecting the implement from the tractor Read the Operator s Manual or safety information and operating instructions before op erating the machine PN 997857 Hazard Loss of Machine Control Avoidance Install the safety chains when attaching the implement to the tractor Read the Operator s Man ual for safety information and op erating ...

Page 15: ... 4 kph 2 4 mph 3 2 6 4 kph 2 4 mph 3 2 6 4 kph 2 4 mph 3 2 6 4 kph Maximum Road Travel Speed 25 mph 40 kph 25 mph 40 kph 25 mph 40 kph 25 mph 40 kph 25 mph 40 kph 25 mph 40 kph 25 mph 40 kph Width 23 11 7 29 m 16 0 4 88 m 13 4 4 06 m 23 11 7 29 m 16 0 4 88 m 13 4 4 06 m 11 0 3 35 m Length Approx 19 6 5 94 m 19 6 5 94 m 19 6 5 94 m 19 6 5 94 m 19 6 5 94 m 17 6 5 33 m 17 6 5 33 m Height 7 0 2 13 m 7...

Page 16: ...nstant 7 5 gpm 28 4 L m Row Finder Override 10 gpm 37 9 L m Scalper Lift RF Lift 7 5 gpm 28 4 L m Front Strut 10 gpm 37 9 L m Table 3 4 Tractor Specifications Model 3750 3550 3450 3700 3500 3300 3200 Minimum Horsepower PTO 230 hp 160 hp 130 hp 160 hp 130 hp 100 hp 100 hp PTO Output 1000 rpm 1000 rpm 1000 rpm 1000rpm 1000 rpm 1000 rpm 1000 rpm Spline Size 1 20 Spline 1 20 Spline 1 20 Spline Or 1 21...

Page 17: ...ors Figure 3 1 Rubber Front Drum Figure 3 2 Steel Front Drum Table 3 5 Rotor Design Drum 00 Series 50 Series Drum 1 Front Steel OR 4 Flail rods Steel Combination Drum 2 Center 6 Flail rods per assembly 10 Flail rods per assembly Drum 3 Rear 6 Flail rods per assembly 6 Flail rods per assembly DRUM 3 DRUM 1 DRUM 2 DRUM 1 DRUM 2 DRUM 3 ...

Page 18: ...the harvester NOTE The Front tires must be aligned with the rear tires 4 1 3 Three Point Hitch Position Three point hitches cannot be connected to the hitch when using an Amity beet harvester It must be fully raised or removed NOTE Amity recommends removing three point hitches CAUTION Ensure the receiver and drawbar support arms clear the PTO driveline under all conditions Figure 4 1 Drawbar Range...

Page 19: ...ls before operating Re fer to section 11 0 Lubrication and Maintenance for oil type and fill level information 4 2 5 Greasing Refer to section 11 0 Lubrication and Maintenance for grease type and frequency requirements Ensure all components have been greased per guidelines before preliminary start up IMPORTANT Use only hand held grease guns Air powered grease guns can damage your seals Over greasi...

Page 20: ...ure 5 1 3 Connect the defoliator warning light harness to the tractor Make sure the defoliator warning lights operate with the tractor warning lights and turn signals 5 2 Attaching Defoliator to Tractor Drawbar 1 Adjust the tractor drawbar see Tractor Prep aration section 4 1 1 2 Remove the tractor hitch pin 3 Install required bushings into pull plate 4 Adjust the hitch height 5 Shift to park shut...

Page 21: ...on key 2 Raise the tractor PTO shield 3 Lubricate splines on tractor PTO output shaft 4 Pull back on the PTO collar until it latches 5 Align the splines between the defoliator driveline and the tractor PTO shaft Push the driveline onto the shaft until the collar snaps forward on the yoke 6 To ensure the PTO is secure pull back on the shield Do not pull on the collar as this will release the latch ...

Page 22: ...ils are clear of the ground 7 Throttle down to low idle 8 Double check that bystanders are clear and slowly engage the PTO On tractors with electronic engagement set to the lowest level 9 Smoothly increase to 1000 PTO RPM 10 Lower the defoliator to the pre set operating height and proceed down the field 11 If this is a new field or the conditions have changed stop the machine after 25 50 feet 7 5 ...

Page 23: ...the row 6 3 Field Operating Speed Proper travel speed is critical in quality defoliation and changing speed will affect the performance of the machine and needs to be matched to field conditions and machine set up The defoliator should be operated at speeds specific to the conditions typical speeds are 2 4 mph 3 2 6 5 kph for 00 Series and 3 6 mph 4 8 9 7 kph for 50 Series Increase speed when beet...

Page 24: ...it should be fully re moved threads cleaned and reinstalled with thread lock to the torque spec as listed in section 11 0 Lubrication and Maintenance 6 6 Field Cleaning The defoliator will build with mud at different rates during operation depending on soil conditions It is important to fully open all doors check material build up and clean the machine if required every two hours or more often if ...

Page 25: ...The second thing that impacts the defoliator field level are the field level conditions This is affected by planter and sprayer tracks left in the field It is best to adjust the defoliator wheel locations to avoid running on the same rows as the planter or sprayer tracks In cases where this cannot be avoided one tire should be run off the tracks from the planter or sprayer and the rear struts move...

Page 26: ...ing too far and not allowing the flails to dig into the ground when the tractor and defoliator travel across pivot tracks or similar ruts Components include an in cab switch which controls a solenoid that activates a pressure relief circuit inside a valve body When the switch is engaged the valve supplies a constant pressure to the hitch cylinders so that the hitch carries the majority of the weig...

Page 27: ...ll Amity defolia tors has an over running clutch built in and will allow the defoliator to slowly come to a stop well after the PTO drive on the tractor has stopped 3 Do not exit the tractor until flails have come to a complete stop CAUTION When shutting down or reducing ground speed the PTO must remain turning at full RPM until PTO is disengaged Lowering RPM with PTO still engaged can cause the o...

Page 28: ...ts you may also adjust air pressure in your tires Starting with all tires at the recommend ed pressure see Section 3 0 Specifications adjust pressure up on the right tires and proportionally down on the left tires until the distance from bottom of the axle tube to the floor is equal on both sides which indicates the static loaded radius of the tires is the same Not recommended for defoli ators wit...

Page 29: ...the rod 7 Screw in the cylinder clevis end on the side that is high until machine is level 8 Retighten clevis and replace pin 9 Lower frame to ground and confirm level Repeat steps 5 8 if required 7 2 Height Follow the guidelines below for initial setup and adjustment of defoliator height 7 2 1 Initial height set up 1 Move the defoliator to a flat and level floor 2 Lower the defoliator front hitch...

Page 30: ...ar struts raise front hitch decrease rear height value increase hitch height value Beet crown damaged increase speed and reassess Beets being pulled out of ground raise rear struts increase rear height value 6 Make adjustments as needed and operate the defoliator for another 25 50 feet 7 5 15 m until satisfied with defoliation results 7 Increase speed until defoliation job begins to worsen then sl...

Page 31: ...eaning action Drum 3 rotates against the direction of travel used 6 sets of flails and its flails con tact the back half of the beet removing the final petioles from the beet crown By looking to see where the petioles remain will let you know if the 2nd 3rd or both drums need to be raised or low ered Lower or raise the hitch to adjust for level and lower rear struts to adjust drum 2 and drum 3 fla...

Page 32: ... front steel flails would be slicing off the tops of higher beets Raising the 3rd drum allows the operation to lower the rear of the defoliator and raise the front with the end result of having drum 1 higher This adjustment may also be used as the flails become worn and the rubber flail s 2 5 inches 6cm differ ence in operating height becomes closer to the front steel drum To adjust the 3rd drum u...

Page 33: ...justed to apply more down pressure to ensure constant contact with the beet row Likewise the row finder wands should be angled down when lifted out of the ground as shown in Figure 7 9 Dimension A can be adjusted us ing nuts D Adjusting Height E 1 To change height E of the row finder loosen bolts C 2 Adjust jam nuts G to desired height 3 After adjusting height E retighten bolts C NOTE The wands sh...

Page 34: ...ey are welded at a specific row spacing and are not adjustable 50 series and over the row cup flails Please refer to your Amity parts manual for the appropriate re placement if required Rubber Flail adjustment Refers to Studded Tapered Split Block and Sweep flails 1 Open defoliator top doors for access to flails 2 Determine the required flail position by measuring from the center of the machine 3 ...

Page 35: ...ary 4 Use chart below to set desired wheel spacing 5 Torque wheels to 125 foot pounds and re torque after 1 hour of field use Lug bolts should be checked periodically and tightened if needed 7 6 15 Tire 18 Wheel offset in Inner strut holes Outer spindle holes 20 Wheel offset in Inner strut holes Inner spindle holes 22 Wheel offset in Middle strut holes Inner spindle holes 24 Wheel offset in Outer ...

Page 36: ... assembly along the frame until the correct strut spacing is achieved 6 Tighten the mounting bolts evenly 7 Repeat with the other side 8 On Steerable strut units after both struts have been adjusted reinstall the tie rod cross bolt in the appropriate hole and tighten the tie rod clamp in place Tie rod length may need to be ad justed with the end links to ensure both struts are straight see section...

Page 37: ...erational range while defoliating The stop at the bottom of the range purpose is only for holding the scalper basket up when the scalper bar is lifted To max imize adjustment range the lower set of holes shown in Figure 7 13 to the right should be used The upper set of holes is there for additional mounting flexibility and can be used if desired CAUTION Never back up or turn defoliator with the sc...

Page 38: ...scalper bas ket 4 Adjust the knife so that it is flat on the ground and inch 1 2cm back from the trailing edge of the basket for a starting point 5 Tighten scalper knife bolts and move to the next knife 6 Final adjustments are to be made in field Scalper knives field adjustment 1 With all knives at the initial set point begin defoliating 2 First set defoliator height so the flails are doing a prop...

Page 39: ...t in the central posi tion from factory Adjust the bar height so it is correct for your conditions according to the diagrams below Although not typically used the inner cylinder hole may be used to lower the scalper bar fur ther if needed When the lowest setting is used or the defoliator is not being operated level front to back the slotted hole on the bar weldment shown below is required to level...

Page 40: ...7 13 Figure 7 17 Corresponding Bolting Locations to Keep Scalpers Level ...

Page 41: ... to adjust the constant pressure supplied to the hitch or strut cylinders To adjust the pressure loosen the jam nut and with an Allen wrench adjust the pressure setting Clockwise raises the pressure and Counter Clockwise lowers it With the har ness plugged in and switched on engaging the float mode raise the hydraulic pressure until the cylinders fully extend if they don t already Then lower the p...

Page 42: ...gement is properly started This will prevent them from failing when tight ened Tighten cap screws with a plastic insert or crimped steel type lock nuts to approximately 50 of the torque shown in Table 8 Tighten toothed or serrated type lock nuts to the full torque value Table 7 1 Torque Chart Size A Grade 5 Grade 8 Stand ard Metric N m lb ft N m lb ft 1 4 635 cm 12 9 17 12 5 5 16 794 cm 25 18 35 2...

Page 43: ...d is connected to the main harness 3 Pressing End Row on the home screen should now raise hitch cylinders to 75 full stroke and raise rear cylinders completely If End Row does not raise the cylinders try reversing the flow and or ensuring hydraulics are plumbed correctly 4 Raise the rear AHC baskets These can be plumbed by itself plumbed in parallel with the rear row finder or connected to the sca...

Page 44: ...e screen settings NOTE All 4 sensors Auto Level Calibration Workswitch Pto Sensor must be green in order for the autoleveling feature to function 6 Adjust Hitch Height and Rear Height to desired levels for proper defoliation of beets refer to section 7 2 2 7 Offset adjustments are available under the advanced options screen This should only need to be set once per season OR under difficult field c...

Page 45: ...et the hitch cylinders to the Hitch Height setting on the home page and the rear left and right cylinders to their re spective Left and Right values on the options page 6 Adjust Hitch Height Left and Right to desired levels for proper defoliation of beets refer to section 7 2 2 7 After defoliating each row press End Row before turning WARNING Not pressing End Row and or not lifting sensor baskets ...

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Page 47: ...pair lighting and marking that has been damaged or lost 8 2 Preparing for Transport 1 Turn off PTO and any constant hydraulics for transport 2 Clean all soil and debris off the machine 3 Raise the front hitch to the highest position for maximum ground clearance 4 Lower the rear struts against the stops If drum 3 flails are too close to the ground add an addi tional stop for transport 5 Make sure a...

Page 48: ...ng scalper knives sharp and properly setting knives can help alleviate plugging along with lifting the scalper bar slightly before beets end at headlands so they are not pulled through the dirt Despite good cleaning practices scalpers will plug oc casionally and will need to be cleared at the field end if they do not unplug themselves Clean as needed 9 3 Top Doors Interior Walls Mud under top door...

Page 49: ... Gearbox Enclosure The gearbox enclosure should be cleared of dirt and debris whenever driveline maintenance or inspection is performed This will keep material clear of driveline seals and gearbox breather vents prolonging component life ...

Page 50: ...king and under the rear struts to take load off the tires 10 2 Beginning of Season 1 Attach the defoliator to the tractor see section 5 0 2 Remove all support blocks from the front support stands and rear struts 3 Lubricate the entire machine see section 11 0 Lubrication and Maintenance This will force any collected moisture out of the bearings Replace the gearbox oil see section 11 0 Lubrication ...

Page 51: ...tinely to maximize their lifespan 11 1 1 Grease Clean grease fittings before using a grease gun to prevent injecting contaminates Replace any lost or broken fittings immediately If a new fitting fails to take grease remove it and check for failure of ad joining parts SAE multipurpose high temperature extreme pressure EP grease with less than 1 molybdenum disulfide grease should be used for most gr...

Page 52: ...eather when the oil warms and cools during operation These contaminants must be removed on a regular basis to ensure long life for working components Access holes are located underneath the drain plug on all gearboxes al lowing oil to be changed without removing the gearboxes from the defoliator frame To change the oil 1 Before beginning to change oil it is important to clean around the fill breat...

Page 53: ...nd tighten breather A in the gearbox 11 6 Gearbox Torque Check all gearbox hardware when performing yearly maintenance if hardware is loose remove and reinstall with new hardware torque to the appropriate spec listing in Table 11 1 If gearbox is replaced in a star pattern torque the hardware to roughly half the torque spec then fully tighten to torque spec using Loctite 243 or equivalent Figure 11...

Page 54: ...mine which ones need to be replaced 3 Cup Remove flail rod bolt L Knife Remove mounting bolt 4 Remove flail tube with flails and spacers 5 Inspect and replace missing or damaged components using only genuine Amity parts Refer to the parts manual for the appropriate part numbers 6 Reinstall flail rod bolt through flail tube with flails and spacers preassembled 7 Tighten flail rod bolt 8 Close doors...

Page 55: ...pen defoliator top doors for access to flails 2 Inspect all flails and determine which ones need to be replaced 3 Remove flail rod mounting bolt 4 Remove flail rod 5 Replace missing or damaged flails using only genuine Amity parts Refer to the parts manual for the appropriate part numbers 6 Reinstall hinge rod threading on spacers and flails in the appropriate sequence 7 Tighten flail rod mounting...

Page 56: ...arings 2 Inspect all drums for missing or damaged flails 3 Check Scalper knives and sharpen if needed 50 Hours 1 Check oil level in gearboxes Fill to proper level if low Check more often if leaks are noticed 2 Grease all U joints and driveshaft scalper pivot points front hitch rear pivot ratchet jacks and stabilizer wheels 250 Hours or Annually 1 Clean defoliator and inspect all wear components 2 ...

Page 57: ...11 7 ...

Page 58: ...rings Multi Purpose Grease 12 Hours 1 2 pumps 3 to 6 6 Stabilizer Wheels Multi Purpose Grease 50 Hours 2 3 pumps 2 to 4 7 U Joint Multi Purpose Grease 50 Hours 3 5 pumps 8 8 Driveshaft Multi Purpose Grease 50 Hours See Guide 3 to 5 9 Scalper Pivot Points Multi Purpose Grease 50 Hours 3 5 pumps 24 to 48 10 Ratchet Jacks Multi Purpose Grease 50 Hours 1 2 pumps 1 to 5 11 Rear Hitch Pivot Multi Purpos...

Page 59: ...uld be 16 to 24 hours of operation after initial start up Then follow the schedule outlined in Table 8 NOTE Lubricate all fittings with a good quality lithium soap compatible E P grease meeting the NLGI 2 specifications and containing no more than 1 molybdenum disulfide ...

Page 60: ...per location Then follow the above recommendations Description Frequency Quantity Cross and Bearings 50 hours 5 pumps Telescoping Members 50 hours 8 10 pumps CV Ball and Socket 50 hours 5 pumps CV Center Housing 50 hours 30 pumps Non Rotating Guard Bushings 1000 RPM Max 50 hours 5 pumps Table 11 2 PTO Driveline Servicing ...

Page 61: ...n tough conditions it is up to the grower to decide what is wanted for their operation Knocking beets out of the ground Defoliator height and travel speed not properly set Set defoliator height per section 7 0 Increase travel speed if greens are all removed Beets not firmly rooted Set defoliator as high as possible while still defoliating well without reducing speed if issue persists slow PTO spee...

Page 62: ...el speed depending on cause Row Finder not working Hydraulics not properly setup Ensure correct hoses are hooked up for both the constant and override functions Also check that the tractor hydraulic setting for the row finder constant function are on continuios and do not time out Hydraulic flow rates not properly set Set row finder constant rate to approx 7 GPM continuous flow row finder override...

Page 63: ...in or out on the defoliator frame so they are not operating in wheel tracks Low uneven tire pressure Check to make sure all tire pressures are set according to section 3 0 Weight not balanced side to side Add wight to the corner of the defoliator on the weight mount Defoliator not level Reset defoliator level per section 7 0 Machine vibrates Unbalanced drums Check for missing flails on both steel ...

Page 64: ...o lowest engagement setting Shear pin too small After checking the entire drivetrain and determining that there are not issues the shear bolt may be upgraded to a 7 16 GR 8 bolt to replace the 7 16 GR 5 that is standard 3750 only Mud build up under top doors Operating conditions Tough conditions will require additional cleaning Running defoliator on headlands Shut off defoliator on headlands or ra...

Page 65: ...he surfaces with a non petroleum based solvent such as isopropyl alcohol 2 Insert the Trantorque into the bore making sure the mating hub is flush against the shoulder at the hex flats 3 Insert the shaft fully and hand tighten the nut until the assembly becomes snug on the shaft IMPORTANT The shaft must fully engage the gripping area of the Trantorque 4 Using a torque wrench tighten the nut to the...

Page 66: ...which sets the clutch level There are no torque spec for the bolts 13 5 Easy Lock Assembly and Removal Removal 1 Remove the EASY LOCK tab with a screwdriver Figure 13 2 2 If the guard is chained remove or hold back the chain to prevent it from blocking the bearing 3 Turn the bearing in the direction as indicated in Figure 13 3 Then slide guard off the bearing Assembly 1 Align the bearing tabs with...

Page 67: ...y make sure all parts are included as shown in the Parts Manual and then slide the drive coupler to all the way back to press on the rubber spacer This centers the mating gears as shown below so they engage properly Only one snap ring will be needed on the gearbox shaft to wards the side nearest the gearbox body as illustrated in the Parts Manual This should also assist in ease of disassembly of t...

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