Dynapac CA 251 Maintenance Manual

Vibration roller

Hide thumbs Also See for CA 251:

Operation (26 pages)

Maintenance manual (32 pages)

Table Of Contents

Quick Links

The CA 25/30 family of vibratory rollers

consists of the CA 251 Standard, Drum Drive

(D) and Pads+Drum Drive (PD) together with

CA 301 Std., D and PD.

These rollers are designed for the compaction

of roads, airfields, dams and similar

constructions.

The CA 251A compacts asphalt, concrete,

base courses and subbase courses efficiently

and at a high rate.

Printed in Sweden

We reserve the right to change specifications without notice

CA 251/301 M251EN2

MAINTENANCE

CA 251/301

VIBRATION ROLLER

M251EN2, December 1996

Diesel engine:

Deutz F6L 912

Cummins 6BT 5.9

The instructions apply from

CA 251:

PIN (S/N) *58310256*

CA 301:

PIN (S/N) *59010306*

CA 251A: PIN (S/N) *58310414*

Box 504 • SE-371 23 KARLSKRONA • Sweden

Tel. +46 455 627 00 • Telex 43041 dynkar s

Telecopier +46 455 627 30

Table of Contents

Need help?

Do you have a question about the CA 251 and is the answer not in the manual?

Questions and answers

Summary of Contents for Dynapac CA 251

Page 1 The CA 25/30 family of vibratory rollers MAINTENANCE consists of the CA 251 Standard, Drum Drive CA 251/301 (D) and Pads+Drum Drive (PD) together with CA 301 Std., D and PD. VIBRATION ROLLER These rollers are designed for the compaction...
Page 2: Table Of Contents
State of California to cause cancer, birth CAUTION Instructions in the engine manufacturer’s manual defects, and other reproductive also apply. The manual is included in the product harm. folder supplied with the roller. CA 251/301 M251EN2...
Page 3 Freeze safe down to about -35°C (-31°F). Other lubricants are required for operation in CAUTION extremely high or extremely low ambient temperature. See, chapter ”Special instructions”, or get in touch with Dynapac. Engine oil level Air cleaner Engine oil filter Battery...
Page 4: Specifications
Fuel tank ........265 (70 gal) Water tank (A) ....... 480 (127 gal) Emulsion tank (A) ......10 (10.6 qts) Electrical system Battery ......12 V, 160/170 Ah Alternator ......12 V, 95/105 A Fuses ....... 8 A CA 251/301 M251EN2...
Page 5 649 (477) 518 (381) 728 (535) 874 (643) 665 (489) 935 (688) 1120 (824) 961 (707) 1350 (993) 1620 (1191) 1310 (963) 1840 (1353) 2210 (1625) ROPS Bolt size: Strength class: Tightening torque: 640 Nm (472 ftlbs) CA 251/301 M251EN2...
Page 6 0,30 0,10 + ROPS 0,23 0,38 + cab 0,32 0,24 + ROPS and cab 0,35 0,32 CA 251A 0,05 0,09 + ROPS 0,04 0,04 * Aggregate acceleration on operator’s seat ** Maximum acceleration in z-axis of floor. CA 251/301 M251EN2...
Page 7: Maintenance Schedule
39. Levelling blade (optional 12. Fuel filter/Water separator, engine 26. Drain, hydraulic reservoir equipment) 13. Coolant, Cummins 27. Tyre sprinkler (CA 251A) 40. Wind shield wash, cab (optional 14. Hydraulic fluid cooler, Cummins 28. Hydraulic fluid cooler, Deutz equipment) CA 251/301 M251EN2...
Page 8 Lubricate the levelling blade mechanism Change oil in torque hubs (D and PD only) CAUTION After the first 50 hours of operation, change all oil and hydraulic fluid filters and lubricating oil, but not the hydraulic fluid. CA 251/301 M251EN2...
Page 9 26, 27 Change oil in the torque hubs (D and PD only) 27 Change oil in rear axle planetary gears Change oil in rear axle differential Clean the water tank (CA 251A) Clean the emulsion tank (CA 251A) CA 251/301 M251EN2...
Page 10: Every 10 Hours (Daily)
3. On completion of the test, put the forward/reverse control (24) in neutral before resetting the emergency stop. Fig. 4 Instrument panel 4. Pull the emergency knob out. 10. Brake warning lamp 11. Emergency stop 24. Forward/reverse lever CA 251/301 M251EN2...
Page 11 EVERY 10 HOURS OF OPERATION (Daily) Scrapers (CA 251) - checking, adjustment Adjust distance to the drum as follows: 1. Loosen the four fastening bolts. 2. Adjust the scraper blade about 10 mm (0.4") from the drum. 3. Tighten the fastening bolts.
Page 12: Every 50 Hours (Weekly)
Open the right cover of the engine compartment and top up the wind shield liquid bottle (1). CAUTION Remember the danger of freezing in the winter. Empty the tank, pump and piping. Fig. 10 Engine compartment 1. Wind shield liquid bottle CA 251/301 M251EN2...
Page 13 CAUTION Remember the danger of freezing in the winter. Empty the tank, pump and leads. Fig. 13 Left side of frame 1. Emulsion tank 2. Space for pump and filter CA 251/301 M251EN2...
Page 14 (2). Clean the insert and the filter housing with water. 3. Listen, or place your hand on the water pump to ensure that it is working. Fig. 16 Pump system 1. Water pump 2. Water filter 3. Stop cock CA 251/301 M251EN2...
Page 15 Check both tyres. When changing tires it is essential that both CAUTION tires have the same rolling radius (max. difference about 15 mm or 0.6"). No-spin equipment may otherwise be damaged. Fig. 19 Wheel 1. Air valve CA 251/301 M251EN2...
Page 16 Before doing any electric welding on the machine, disconnect the ground cable of the battery and then disconnect all electric connections to the alternator. Fig. 22 Electrolyte level in battery 1. Cell cap 2. Electrolyte level 3. Plate CA 251/301 M251EN2...
Page 17 Leave a little grease on the nipples after greasing. This will prevent dirt from entering the nipples. Fig. 25 Steering cylinders, right side 2. Lubricating nipples, cylinder brackets CA 251/301 M251EN2...
Page 18 3. Lubricate each nipple (1) with four strokes of the grease gun. Ensure that grease penetrates the bearings. Use grease in accordance with the lubricant specification on page 3. Fig. 26 Levelling blade 1. Lubricating nipples CA 251/301 M251EN2...
Page 19: Every 250 Hours (Monthly)
3. Top up with transmission oil as required, see Lubricant specification. Fill via the filler plug (2) (large hexagon). Fig. 29 Right side of drum 1. Level pin 2. Filler plug 3. Level plug CA 251/301 M251EN2...
Page 20 2. Wipe clean around the plugs. 3. Remove the plugs and check that oil reaches up to the level plug. 4. Top off as required with transmission oil. See Lubri- cant Specification. Fig. 31 Torque hub 1. Filler plug 2. Level/Drain plug CA 251/301 M251EN2...
Page 21 Using a vernier gauge, measure the length of CAUTION the rubber element, including the mounting plates. See separate workshop instructions if the size is greater than 76 mm (3"). Fig. 34 Drum, vibration side 1. Rubber element 2. Fastening bolts CA 251/301 M251EN2...
Page 22 6. Start the engine and check for any leakage from the filters. WARNING Ensure that ventilation (evacuation) is adequate if the engine is run indoors. (Risk of carbon monoxide poisoning). 7. Check fluid level in the sight glass (4) and top off as required. CA 251/301 M251EN2...
Page 23 Ensure after cleaning that seals and noise absorbers 1. Hydraulic fluid cooler are undamaged. Hydraulic fluid cooler Checking - Cleaning DEUTZ: When cleaning, remove the radiator grille to expose the hydraulic fluid cooler. Fig. 38 Engine compartment CA 251/301 M251EN2...
Page 24: Every 1000 Hours (Six Months)
Drain as follows: 1. Drain plug 1. Hold a can underneath the plug (1). 2. Loosen the plug and allow all sediment and water to run out until pure diesel fuel starts to pour. Tighten the plug. CA 251/301 M251EN2...
Page 25 5 times, see every 50 hours of operation, Air cleaner. Fig. 42 Air cleaner 1. Filter housing 2. Secondary filter 3. Dust trap 4. Clamp 5. Inner cover 6. Primary filter 7. Emptying slit CA 251/301 M251EN2...
Page 26 4. Fill with synthetic oil in accordance with instructions under every 250 hours of operation. See under Fig. 45 Drum, right side heading, Drum - Checking the Oil Level. 1. Drain/Filler plug 2. Level plug CA 251/301 M251EN2...
Page 27 5. Fill with oil through up to the level plug. Use trans- mission oil, according to lubricant specification. 6. The plugs are magnetic. Any metal particles must be removed before the plugs are reinserted. Fig. 48 Filling the oil 1. Filler plug 2. Drain/level plug CA 251/301 M251EN2...
Page 28 5. Refit the plugs and repeat the procedure in the 2. Drain plug same way on the other side. Use transmission oil, see Lubricant Specification. Fig. 51 Planetary gear/position for filling 1. Level plug 2. Filler plug CA 251/301 M251EN2...
Page 29 Emulsion tank (CA 251A) - Draining, Cleaning The emulsion tank is drained most easily by screwing off the water filter (1). The emulsion tank is made of plastic (polythene) and is recyclable. Fig. 54 Pump system 1. Water filter CA 251/301 M251EN2...
Page 30 Close the instrument protection cover on the steering column. Cover the entire roller with tarpaulin. The tarpaulin must be kept clear of the ground. If possible, park the roller indoors, preferably in a building with even temperature. CA 251/301 M251EN2...
Page 31 When using an auxiliary battery, ie, in addition to the one installed on the roller, to assist starting, always connect the positive terminal of the auxiliary battery to the positive terminal of the roller battery, and negative to negative. CA 251/301 M251EN2...
Page 32: Electrical System
21. High beam, right 4. Fan 22. Brake lights, right 5. Front wiper 23. Brake lights, left 6. Rear wiper 24. - 7. Interior lighting, Radio 7.5A 8. Air conditioner 9. - 10. - 11. Hazard beacon 12. Cab heater CA 251/301 M251EN2...

This manual is also suitable for:

Ca 301