Trencher Operators Manual - Boxer Power and Equipment
Contents
1. Section 4 Maintenance Recommended Maintenance Schedule Maintenance Service Interval Maintenance Procedure 8 hours Grease bearing housing fitting Check the teeth and replace any that are worn or damaged Check and replace any damaged or missing safety and operating decals e Check the bolt and nut securing the spoils auger Tighten or replace as needed e Adjust digging chain tension as required by digging conditions 25 hours e Adjust the digging chain tension e Check the condition of the bearing case lube 200 hours e Change the bearing case lube Long Term Storage Service Grease bearing housing fitting e Adjust the digging chain tension e Paint chipped surfaces If you leave the key in the ignition switch someone could accidentally start the engine and seriously injure you or other technician Remove the key from the ignition and disconnect the wire from the spark plug before you do any maintenance Set the wire aside so that it does not accidentally contact the spark plug Greasing the Trencher Grease the bearing housing fitting every 8 operating hours and immediately after every washing NOTICE The nose roller has a permanently lubricated bearing and does not require any lubrication 1 Make sure to clean out the protective cup around the grease zerk and the grease zerk Item 1 Figure 15 before lubricating 2 Using a grease gun and gen2. 21 Maintenance Chain Configuration You can set up the chain in different configurations depending on the width of the trench desired and the soil conditions at the work site Depending on the size of boom you purchased you will either have a chain with e 24 links 24 inch 60 9 cm boom 32 links 36 inch 91 4 cm boom Each link can have digging teeth fastened to it and are referred to as a station At any station the teeth can be fastened in various configurations with spacers and tubes to vary the width of cut The station configurations are placed along the chain in an order that maximizes digging efficiency There are two types of teeth cupped and triangular rock teeth Cupped teeth are designed to cut through and remove soil Triangular rock teeth cut rock and other hard ground The teeth are cupped or angled differently depending on which side of the chain they are intended to be fastened i e either left or right The teeth are fastened to the chain links using bolts nuts tubes and spacers of varying sizes Figure 23 illustrates the various components of several tooth configurations The table on the following page lists some of the chain configurations detailing which tooth configuration should be installed at each station around the chain for each chain configuration NOTICE e Each table lists the configurations for 32 positions If you are changing the configuration of a 24 link chain ignore the positions
3. ceeeceeseeeeeeeeeeeeeeeeeeeeeseseeeeeneeeeeeeeeees 1 19 Replace Nose Drive Sprocket cceesececsseeceseeeeseeeeeeneceeneresneeeeeeeeseners 1 20 Chain Master Link 1 a e a a 1 21 Chain Configura Oaa a a aae a a Aae A aeea A ae A A aAa 1 22 Configuring the GRAN ses scenes a ata a aeae aaa a Eaa EN 1 23 section Parts LIS cesta secehide acetic be eedteesecchiic redie mundin aara Edaini 1 24 First Proof 4 17 2007 Section 1 Safety Precautions Before installing the Chain Trencher or any other powered attachment be sure to refer to the Safety Pre Start Inspection and Machine Start up sections of the power units Operator s Manual Since Compact Power Inc has no direct control over machine application or operation following the proper safety practices is the responsibility of the owner and or operator Remember that this unit is only as safe as those who operate it Safety tips shown throughout this Operator s Manual must be followed at all times Attachment Installation and Removal NOTICE The following instructions are based on the installation of the chain trencher on a Compact Power Inc power unit Attachment Lock Pins The mounting plate located at the front of the machine provides for the easy installation and safe use of the wide variety of available attachments This system is very easy to use but requires the proper use of the attachment lock pins There are two positions for the attachment lock pin
4. the teeth point forward on the upper span 10 Install the spoils auger and secure it using the nut Item 6 Figure 20 and bolt Item 5 Figure 20 removed earlier 11 Set the upper span of the chain into place on the trencher boom and then wrap the chain around the roller at the end of the boom 12 Tighten the chain tension adjustment bolt until the proper chain tension is set according to the Adjusting Digging Chain Tension instructions shown earlier in this manual 2305 Figure 20 Remove Spoils Auger 19 Maintenance Replace Nose Drive Sprocket NOTICE For this procedure mount the trencher onto a machine but do not connect the hydraulics Raise the trencher off the ground a short distance to make working on it easier Make sure to shut off the machines engine and remove the key from the ignition Overtime the nose drive sprocket will wear especially when used in sandy or clay soils When this happens the digging chain will begin to slow down or stop If the nose drive sprocket has failed replace it as follows 1 Raise the trencher a few inches above the ground 2 Stop the engine and remove the key 3 Remove the chain from the boom by breaking the chain at the Master Link and remove the chain from the boom 4 Remove the nut Item 4 Figure 21 and washer Item 3 Figure 21 that secures the nose drive sprocket bolt Item 1 Figure 21 to the boom Item 5 Figure 21 5 While holding the nose
5. 25 through 32 in the tables e Make sure to orient the tooth in the proper direction Figure 23 shows the rear of the tooth If the tooth is installed backwards the trencher chain will not work properly Rear 2300 Figure 23 Tooth Direction 22 Maintenance Configuring the Chain To configure the chain complete the following procedures Select the chain configuration you want to install from the chain configuration illustrations Configurations A E Figure 24 and obtain all necessary parts 1 Lower the loader arms stop the engine and remove the key 2 Remove the unneeded teeth and other hardware from the links on the top span of the chain NOTICE NOTICE When removing teeth keep the components of each tooth set together so you can assemble them later 3 Install each tooth set across the top span from front to back in the order listed in the appropriate chain configuration table NOTICE NOTICE Install the tooth configuration illustrated for station 1 first followed by the tooth configuration for station 2 and so on 4 Torque the bolts to 27 to 33 ft Ib 5 When all positions are installed on the top span start the engine raise the trencher slightly off the ground using the loader arms and slowly run the chain forward to expose a new section of chain 6 Stop the engine and remove the key 7 Repeat steps 3 through 7 until all chain positions have been changed 23 Parts List Sect
6. 4 MOTOR SPACER TUBE 1 802128 15 HYDRAULIC DRIVE MOTOR 1 2391358 16 BOLT 2 1913337C 17 LOCK WASHER 2 2303415 18 REAR CRUMMER PIVOT PLATE 2 802224 19 BOLT 2 1913403C 20 FRONT CRUMMER PIVOT PLATE 2 802226 21 BOLT 2 1913403C 22 TRENCHER CRUMMER ASSEMBLY 1 802220 23 NUT 3 70 32012 24 NUT 4 70 32012 25 FLAT WASHER 3 2303144 26 BOLT 4 1913403C 27 SUPPORT TUBE 1 802232 28 NOSE SPROCKET PIN 1 802202 29 NOSE DRIVE SPROCKET 1 2417903 30 FLAT WASHER 1 2303149 31 NYLOCK NUT 1 2294406 32 BOOM ASSEMBLY 36 1 802191 33 TRENCHER TENSIONING SPRING 1 2417906 COMP 34 ADJUSTMENT ARM 1 802125 35 POLY WASHER 1 802181 36 NUT 4 70 32012 37 STAND CLEAR DECAL 1 2400441 38 BOLT 1 11913407F 39 NUT 1 802127 40 ROLL PIN 1 2297655 41 INTERNAL SNAP RING 2 2401878 42 BEARING 1 2413213 43 SEAL 1 802124 44 REAR DRIVE SPROCKET 1 2417907 45 EXTERNAL SNAP RING 2 2401880 46 NYLOCK NUT 1 1470110 47 DISCHARGE AUGER 1 802115 48 BOLT 1 1913452C 49 KEY 1 2805 30 50 SET SCREW 2 1912057C 51 TRENCHER BODY 1 802158 52 GREASE ZERK 1 2651851 27 Parts List 28 First Proof 4 17 2007 First Proof 4 17 2007 COMPACT Compact Power Inc P O Box 40 Fort Mill SC 29716 Phone 800 476 9673 Fax 803 548 2762 Web Site http www cpiequipment com Part Number XXX XXX
7. YSTEM FOR LEAKS ALWAYS USE CARDBOARD OR WOOD AS A DETECTOR DO NOT USE YOUR BARE HANDS IF YOU ARE INJECTED WITH HYDRAULIC OIL OR ANY OTHER FLUIDS IMMEDIATELY SEEK TREATMENT BY A DOCTOR TRAINED IN THE TREATMENT OF PENETRATING FLUID INJURIES Problem Cause Remedy Trencher chain does not turn Auxiliary hydraulic lines not connected Power unit has more that one set of auxiliary hydraulic lines High Low switch not in proper setting Engine not at rated speed Auxiliary control lever not in the proper position Nose drive sprocket failure Power unit is low on hydraulic fluid Trencher Chain drive motor is leaking hydraulic fluid a Connect auxiliary hydraulic lines b Connect trencher hydraulic lines to the correct auxiliary hydraulic lines c Set High Low switch to the High position d Move throttle to maximum RPM setting e Hold Auxiliary control lever in the activation position f Replace nmose drive sprocket g Refer to power units Operator s Manual h Replace hydraulic auger drive motor Engine does not start with trencher attached Auxiliary control lever in activa tion position a Move control lever to Neutral position Trencher Chain rotates but not smoothly or stops and starts Soil may contain rocks or other items that are preventing smooth operation Power unit is low on hydraulic fluid Trencher hydraulic driv
8. drive sprocket Item 2 Figure 21 remove the bolt 6 The nose drive sprocket will fall free NOTICE Inspect the upper and lower wear surfaces of the boom assembly for signs of excessive wear See Trencher Boom Replacement earlier in this manual 7 Install new nose drive sprocket and secure with bolt washer and nut 8 Reinstall and tension trencher chain 2345 Figure 21 Nose Drive Sprocket Replacement 20 Maintenance Chain Master Link If the trencher chain needs to be removed from the trencher it can be broken at the Master Link When the Master Link is removed the chain could fall off the trencher frame Keep your hands and feet from underneath the chain to prevent injury To separate the Master Link 1 Inspect the chain and locate the master link Item 1 Figure 22 which will have a remov able pivot pin and cotter pin instead of two bolts Support the trencher chain from underneath the trencher frame 3 Remove the cotter pin Item 2 Figure 22 from the pivot pin Item 3 Figure 22 and then remove the pivot pin 4 Remove the spacer tube Item 4 Figure 22 from the chain links Item 5 Figure 22 5 Using an appropriate lifting device remove the trencher chain from the trencher frame 6 Replace the trencher chain and reassemble the master link by reversing Steps 1 5 Figure 22 Auger Drive Shaft
9. e motor is failing a Raise trencher chain from the trench to clear contact with the obstruction b Refer to power units Operator s Manual c Replace hydraulic drive motor Trencher chain rotates in reverse direction when auxiliary control is activated Auxiliary hydraulic lines are reversed a Reverse hydraulic lines CAUTION make sure to shut off the engine and release pressure in the hydraulic lines before removing the hydraulic lines from the quick connects Hydraulic drive motor is turning but the spoils auger does not move Spoils auger connection bolt not installed Spoils auger connection bolt has sheared off a Install and secure connection bolt b Install and secure connection bolt Hydraulic fluid is leaking from trencher drive motor Hydraulic fitting loose Internal hydraulic motor seals leaking a Tighten hydraulic fittings b Replace hydraulic drive motor Engine starts but does not continue to run when using auxiliary attachment Too much downward force is being applied to attachment stalling engine Power unit low on fuel a Raise attachment slightly b Refuel power unit Poor trencher performance does not penetrate soil easily Worn trencher chain teeth Not enough down pressure on trencher Replace worn trencher teeth Increase downward pressure on the trencher on 13 Maintenance
10. ension spring until the proper chain sag is measured 2302 Figure 17 Chain Tension Adjustment 16 Maintenance Trencher Boom Replacement NOTICE For this procedure mount the trencher onto a machine but do not connect the hydraulics Raise the trencher off the ground a short distance to make working on it easier Make sure to shut off the machines engine and remove the key from the ignition 1 Inspect the bottom of the boom for wear if it is worn complete the following 2 Loosen the Chain Tension Adjustment Bolt Item 2 Figure 18 to fully release the spring pressure 3 Remove the chain from the boom tip sprocket 4 Slide the boom assembly Item 4 Figure 18 forward NOTICE The boom adjustment bolt Item 2 Figure 18 and tension spring Item 3 Figure 18 are located inside the boom assembly Make sure not to damage these when removing the boom assembly 5 Flip the boom assembly over so the bottom becomes the top If the boom assembly has already been flipped replace it with a certified CPI replacement part 6 Slide the boom assembly over the tension spring and adjustment bolt and into the main trencher frame 7 Reinstall the chain onto the trencher nose roller 8 Adjust the chain tension following the Adjust the Digging Chain Tension instruction listed earlier in this manual 2309 Figure 18 Trencher Boom 17 Maintenance Replacing the Digging Teeth Due to the
11. eral purpose grease pump grease into the fittings until grease begins to ooze out of the bearings 3 Wipe up any excess grease 14 Maintenance 2346 Figure 15 Trencher Grease Zerk NOTICE If any leaking fluid is noted at the bearing housing the seal in the hydraulic motor is leaking and the motor reguires replacement See Remove and Replace Hydraulic Drive Motor later in this manual Adjusting Digging Chain Tension Adjust the digging chain tension every 25 operating hours With the trencher parallel to the ground make that there is 1 1 2 to 2 1 2 inches of chain sag between the bottom of the boom and the top of the bottom chain span See Figure 16 1 24 2308 Figure 16 Chain Sag 15 Maintenance NOTICE e For a new chain check the chain sag after the first hour of operation e Depending on working conditions chain sag adjustments may need to be done more freguently If a chain sag adjustment is needed adjust the chain using the following procedure NOTICE Do not over tighten the chain Excess chain tension may damage drive components The trencher boom assembly has a spring tension system built in to provide the proper tension to the chain and to limit damage to the trencher by absorbing sudden impact to the trencher If the chain tension needs to be adjusted 1 Rotate the chain adjustment bolt Item 1 Figure 17 to increase or decrease pressure on the boom t
12. high amount of wear placed on the digging teeth you will need to replace them periodically To replace a single tooth Items 3 and 5 Figure 19 remove the bolts and nuts Item 1 and 2 Figure 19 securing the tooth to remove it and then install a new tooth in the same position NOTICE The spacer tubes Item 4 Figure 19 will fall free Make sure to reinstall these when the new tooth is installed Torque the bolts securing the teeth to 27 to33 ft lb 2310 Figure 19 Tooth Replacement 18 Maintenance Replacing the Drive Sprocket Overtime the drive sprocket will wear especially when used in sandy or clay soils When this happens the digging chain will begin to slip If the chain slips replace the drive sprocket as follows 1 Raise the trencher a few inches above the ground 2 Stop the engine and remove the key 3 Remove the spoils auger Item 4 Figure 20 4 Loosen the chain tensioning bolt or break the chain at the master link to remove the chain from the boom wn Remove the chain from the drive sprocket Item 2 Figure 20 6 Remove and discard the old drive sprocket making sure to keep the drive key Item 3 Figure 20 7 Clean the sprocket mounting surface on the trencher 8 Slide the new sprocket onto the drive shaft align the key ways and insert the key locking the sprocket to the shaft 9 Loop the chain over the auger drive shaft and onto the drive sprocket making sure that
13. ion 5 Parts List ae 43 8 Configuration B Configuration E Configuration C Figure 24 Chain Configuration and Parts List 2303 2 24 Parts List Trencher Chain Parts List Item No Description Quantity Part No 1 BOLT 3 8 24 X 2 1 4 12 38242148 2 BOLT 3 8 24 X 2 3 4 24 38242348 3 BOLT 3 8 24 X 3 8 382438 4 BOLT 3 8 24 X 2 1 2 12 38242128 6 BOLT 3 8 24 X 3 3 4 8 38243348 8 LOCK NUT 64 3824 9 FLAT WASHER 16 382S 10 SPACER TUBE 1 3 8 52 B135320 11 LEFT TERMINATOR TOOTH T165404L 12 RIGHT TERMINATOR TOOTH T165404R 8 8 13 LEFT CUP TOOTH 8 6655760 14 RIGHT CUP TOOTH 8 6655759 15 SPACER TUBE 1 1 4 12 6576368 16 FLAT SPACER 4 BL1654 6 17 FLAT SPACER 4 BL1654 5 25 Parts List 2299 26 Parts List Trencher Chain Assembly Parts List Item No Description Quantity Part No 1 FITTING 4 2290143 2 FEMALE QUICK CONNECT 1 2416626 3 DUST COVER 1 2410353 4 DUST COVER 1 2410354 5 MALE GUICK CONNECT 1 2416627 6 FITTING 1 2416627 7 HOSE ASSEMBLY 2 3500132 075 92 8 SLEEVE 1 2414914 060 00 9 CALL BEFORE YOUR DIG WARNING DECAL 1 2400442 10 HIG PRESSURE FLUID WARNING DECAL 1 2702402 11 CHAIN ASSEMBLY 1 12 DRIVE SHAFT 1 802122 13 BEARING 1 2413212 1
14. move any debris that might interfere with the attachment installation 2 Start the machine engine lower the loader arm and tilt the mounting plate forwards NOTICE Make sure that both of the attachment lock pins Item 1 Figure 2 and Item 3 Figure 3 are in the unlocked position 3 Slowly drive towards the attachment and align the top edge of the male mounting plate Item 1 Figure 3 and the upper lip of the female attachment mounting plate Item 2 Figure 3 NOTICE Make sure to position the attachments hydraulic hoses Item 4 Figure 3 so that they are not damaged during the installation process Tuck the upper edge of the male mounting plate into the upper lip of the female attachment mounting plate Safety Precautions 2114 Figure 3 Hydraulically Powered Attachment Installation 4 When the machines mounting plates top edge is seated in the attachment mounting plate curl the machines mounting plate backwards slightly to allow the lower edge of the machines mounting plate to slide into position See Figure 4 2115 Figure 4 Hydraulically Powered Attachment Installed 5 Shut the engine off 6 Rotate the attachment lock pins Item 1 Figure 4 into the locked position securing the attachment to the machine 7 Start the engine and raise the attachment off the ground Visually inspect the bottom edge of the attachments mounting plate to make sure that both of the attachment lock pins are securel
15. nt being used NOTICE Rotating the crawl control lever counter clockwise increases the travel speed from very slow to full operating speed The faster the machine travels the less hydraulic power will be directed to the attachment The slower the machine travels more hydraulic power will be directed to the hydraulic attachment When the crawl travel speed has been set properly steering and direction control can be adjusted by using either or both of the travel control levers When using CREEP VALVE control and the travel controls together with an attachment activated DO NOT release the AUXILIARY OPERATOR PRESENCE control until the travel controls are in the NEUTRAL position 9 10 10 To return to full operating speed release both travel control levers and rotate the CRAWL control lever counter clockwise past the highest speed setting into the detent OFF position Full speed range will be returned to the main travel control levers Travel Crawl Control Removal of Hydraulically Powered Attachments After use the quick couples and hydraulic fluid will be very hot Wear gloves when disconnecting the auxiliary hydraulic lines 1 Lower the attachment to the ground and shut off the engine 2 Move the hydraulic control levers forward or backward to release any stored hydraulic pressure 3 Some of the female couplings will have a lock button preventing accidental disconnection To release this type of quick connect
16. ntil the con nector locks into position e Repeat the above process to connect the attachments female quick connect Item 5 Figure 6 on the other hose to the male bulkhead connector Item 1 Figure 6 on the machine f Check the security of both connections by gently tugging on the attachment hoses to make sure that the quick connects are seated properly 11 Make sure that the hydraulic hoses are routed so that they will not be in the way or damaged during machine operation Figure 7 shows how the hoses might be routed to keep them out of the way during operation and prevent them from being damaged 12 The attachment is now ready to use Safety Precautions Figure 7 Attachment Hydraulic Hose Routing Operating Instructions for the Chain Trencher Hydraulic Attachment BEFORE BEGINNING ANY TRENCHING MAKE SURE THAT THE WORK AREA HAS BEEN INSPECTED AND MARKED FOR UNDERGROUND UTILITIES OR POTENTIAL OBSTRUCTIONS ANY CONTACT WITH UNDERGROUND UTILITIES CAN POTENTIALLY CAUSE INJURY OR DEATH CONTACT DIGGERS HOTLINE 1 800 242 8511 TO HAVE THE WORK AREA INSPECTED AND MARKED e Before starting the engine make sure that the Auxiliary Hydraulic control lever is in the NEUTRAL position If this control is left in either the forward or reverse position and the engine is started the attachment will begin to function The instructions in this manual refer to a power unit that has an operator presence control that when released a
17. rol allows the travel speed to be adjusted from full speed forward or reverse to no movement at all To adjust the travel speed using the crawl control set the High Low travel speed switch is in the HIGH position move the engine throttle lever to the maximum engine speed and 1 With the attachment raised off the ground move the AUXILIARY OPERATOR PRES ENCE control lever Items 1 Figure 11 to either the FORWARD or REVERSE position to activate the trencher a aa O 2224 Figure 11 Auxiliary Control 2 Lower and position the trencher to the work position as stated in the Operating Instructions above Travel Crawl Control 3 Rotate the CRAWL control lever Item 1 Figure 12 to adjust the travel speed as needed 2227 De zs Figure 12 Crawl Speed Adjust Control Rotate the CRAWL control lever fully clockwise to the turtle or NO TRAVEL position Full hydraulic power will be directed to the trencher and the machine will not move Move both travel control levers to the full reverse travel position While holding both of the control levers in the reverse position and with the trencher operating rotate the CRAWL control lever counter clockwise until you set the proper travel speed for the attachme
18. rotate the collar on the female quick connect Item 1 Figure 13 to align the notch on the collar with the lock button Item 2 Figure 13 4 Slide the collar backwards on the female quick connect Item 4 Figure 13 until it stops against the lock button The male connector will be released 5 Move the attachment hose away from the bulkhead fitting 6 Ifthe female connector does not have the lock pin type collar just slide the collar backwards until the male connector is released eZ 112 Vea el 2030 Figure 13 Quick Connect Locking Collar 7 Repeat this procedure on the other hydraulic line 8 Cover the hose connections with the dust caps Item 5 Figure 13 and store the hydraulic hoses to prevent damage 11 Travel Crawl Control 9 Rotate the attachment lock pins to the UNLOCKED position Item 1 Figure 14 1 1 Pins Unlocked 2021 Figure 14 Attachment Locks in Unlocked Position 10 Start the engine and rotate the mounting plate downwards 11 Back away from the attachment NOTICE It may be necessary to lower the loader arm assembly slightly to fully disengage from the attachment 12 Troubleshooting Section 3 Troubleshooting HYDRAULIC OIL UNDER PRESSURE CAN PENETRATE BODY TISSUE CAUSING SERIOUS INJURY AND POSSIBLE DEATH WHEN TROUBLESHOOTING A HYDRAULIC S
19. s Item 1 Figure 1 the unlocked position and the locked position Once the machine has picked up an attachment shut off the engine and rotate the attachment locks into the locked position As you rotate the lock pin it will drop downwards securing the attachment to the machine If the lock pin does not drop into the locked position start the engine and tilt the attachment slightly forwards or backwards until the lock pins snap into place 1 1 i Pins Locked Figure 1 Attachment Locks in Locked Position Safety Precautions Until the attachment lock pins are fully in the locked position the attachment has not been safely secured to the machine Do not stand near the attachment until it is fully secured to the machine To release an attachment rotate the attachment locks to the unlocked position Item 1 Figure 2 The lock pins will automatically rise releasing the attachment from the machine If the pins do not release the attachment or are very hard to rotate start the engine and tilt the attachment slightly forwards or backwards until the pins can be rotated 1 1 Pins Unlocked 2021 Figure 2 Attachment Locks in Unlocked Position Installation of Trencher Attachment To install the trencher 1 Position the attachment on a level surface NOTICE Clean the lower edge of the female attachment mounting plate to re
20. u ee ot aca WEsnmzzme Chain Trencher Installation Operation and Service Manual First Proof 4 17 2007 Table of Contents Section 1 Safety Precautions cccscssssssseeesseeeseeeeseeeesseeeesneeeseeeeseeeenees 1 1 Attachment Installation and Removal ceeceeeeeeeeeeeeeeeeeseeeeeeeeeeaeeneaes 1 1 Attachment HOCK PINS s sss a a aE e aaa Ea A A 1 1 Installation of Trencher Attachment 2 ccecccceeeseeeeeeeeeeeeseeeeees 1 2 Operating Instructions for the Chain Trencher Hydraulic Attachment 1 6 Section 2 Travel Crawl Control s ssssszssessseseeeeeeeeeeeeeezeeeeeseeeeeeeeeeezeeesezeee 1 9 Removal of Hydraulically Powered Attachmenis 1 11 Section 3 Troubleshooting csecceseeesseeeseeeesseeeseeeeseeeeeseeeeseeeenseeeeeneeeees 1 13 Section 4 Maintenance cssccseseeseseessseessseeeseeeeneceeseneeseneessceeeseeeenes 1 14 Recommended Maintenance Schedule sssssss sze ezeeseeeseeesees 1 14 Greasing the Trencher eeseeeseceesececsneceenereeneeeseeeeseeecsanessenerseneeeraes 1 14 Adjusting Digging Chain Tension ee eeeeeeceeeseeeeeeeeeeeeeeeeeeneeeeeeeeee 1 15 Trencher Boom Replacement c ceesceeeeeeeneeeeeeeeeeeeeeneeeeaeeeeneeeeeeeene 1 17 Replacing the Digging Teeth eee eeeceeeseeeeeeeeseeeeeeeeeseeeseeeeseeeeeneees 1 18 Replacing the Drive Sprocket
21. ure 8 Auxiliary Attachment Controls 4 Using the tilt control lever rotate the trencher upwards so that the front tip Item 2 Figure 9 is slightly elevated and not contacting the ground Safety Precautions 2314 Figure 9 Initial Trencher Work Position 5 Lower the attachment to the ground making sure that the skid shoe Item 1 Figure 9 is in contact with the ground and the chain is still elevated 6 Using the tilt control slowly rotate the trencher downwards into the ground to the desired digging depth Make sure that the skid shoe Item 1 Figure 10 remains in contact with the ground 2315 Figure 10 Chain in Work Position 7 If you want to reverse the operation of the attachment move the auxiliary control lever Item 1 Figure 8 to the REVERSE position The control lever will remain in the REVERSE position detent until it is moved to the NEUTRAL position Travel Crawl Control Section 2 Travel Crawl Control The instructions in this manual refer to a power unit that has a Travel Creep control that allows the operator to adjust the travel speed when the attachment is engaged and a High Low control switch If the power unit is not equipped with either of these controls refer to the machines Operator s Manual for specific user instructions The travel system on the machine can be adjusted to make the attachment more effective in tough digging situations The travel crawl cont
22. utomatically shuts off the attachment but allows the engine to continue to operate Other operator presence systems may have an elec trical interface designed into the operator s platform This type of system will shut off the engine if the operator leaves the control position Make sure that you know which system is installed on the power unit to which the accessory will be attached Safety Precautions NOTICE Since Compact Power Inc has no direct control over machine application or operation following the proper safety practices is the responsibility of the owner and or operator of the machine The operating instructions shown in this section are based on the use of a Compact Power Inc designed and manufactured power unit 1 Move the engine throttle to the full speed setting 2 Raise the attachment off the ground and position it for use e Make sure that you are standing on the operator s platform DO NOT step off of the platform when the auxiliary attachment s power is engaged e If you release the AUXILIARY hand control operator presence control the attachment will automatically stop all motion but the engine will continue to run 3 With your right hand squeeze the AUXILIARY OPERATOR PRESENCE control lever Item 1 Figure 8 towards the hand hold to activate the attachment in the FORWARD motion 2224 Fig
23. y holding the attachment in position Safety Precautions DO NOT go underneath the attachment when it is raised 8 Lower the trencher to the ground and shut off the engine 9 Move any of the main hydraulic controls forward and backward to release any stored hydraulic pressure 10 Attach the hydraulic hoses to the quick connects e There are two hydraulic hoses that need to be connected The quick connect system prevents you from incorrectly connecting the hydraulic hoses but both hoses need to be connected for the attachment to operate e Make sure that the engine has been shut off before beginning this procedure a Move the AUXILIARY control levers Items 1 Figure 5 either towards the hand grip or backwards into the REVERSE detent position This will release the hydrau lic pressure locked in the auxiliary hydraulic lines Leave the control lever in the detent position Figure 5 Auxiliary Control Lever b Remove the protective covers Items 4 Figure 6 from the attachment quick con nectors c Wipe off the end of each of the connectors Items 1 2 3 4 Figure 6 to remove any dirt or debris Safety Precautions Figure 6 Auxiliary Hydraulic Quick Connects d Insert the attachments male coupling Item 3 Figure 6 into the female bulkhead quick connect coupling Item 2 Figure 6 on the machine and push u
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