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Childhood passions and fascinations generally diminish for many as they grow up, but for few others they have become goals to achieve in life, Biswajit Baruah, Son of Late Dilip Kumar Baruah and Rekha Baruah, a native of Guwahati, Assam has a similar story. A native Assamese staying at Belagavi, Karnataka is an inspired Bus Entrepreneur, Enthusiast, Journalist and a Amateur CV-Photographer.

Buses have been a childhood passion for Biswajit. A product of KLS Gogte Institute of Technology, Belagavi - Biswajit is the founder and CEO of Hive Sustainable Solutions, a Belagavi based start up company, which deals with providing sustainable solutions of bus fleet operations and bus industry as a whole, in India. Biswajit has worked previously as a 'Mentor and Director' of a Bengaluru based start-up 'Bus-Bucket' and its sister concern 'Ozobus' , before starting his own venture - 'Hive' at Belagavi. Biswajit has expertise in Automobile and Bus Journalism. His initial start up initiative of Blog Writing through his Bus Blog took him to work as a freelance 'Consulting Editor' to India's premium Commercial Vehicle Magazine - 'Motor India'. He is also a guest writer for Belagavi's premiere news and current affairs website - 'All About Belgaum'.

Biswajit started his passion as an amateur Bus Photographer and till date have captured more than 100,000 pictures of buses. He is fond of gaining and sharing technical knowledge about mechanics and electronics which drive buses. He also likes heavy commercial vehicles like trucks, excavators, cranes etc. Biswajit visits expos and exhibitions Pan India to meet people from the bus and CV Industry and to learn about products and latest technologies. His Blog and his facebook page - 'Biswajit - SVM Chaser' is followed by many top bus companies and OEMs for insights and feedback. Biswajit is well known amongst the bus fleet operators in India and is well recognized by the top operators like VRL Travels, SRS Travels and KSRTC in Karnataka, for his views and insights regarding sustainable bus fleet operations and services.

With a Pan-India approach, Biswajit stresses on the required effort for sustainable bus transport in India. He believes that Passenger Service and the Bus Crew Category is the most sought area, which needs urgent attention to bring streamline development in bus services across the country. He is currently working in the fields of Smart Mobility, Bus Codes, Inter-Modal Transport, Sustainable Transport, Biofuel Drivelines, Zero Carbon footprint initiatives, ITS (Intelligent Transport Systems), MaaS (Mobility as a Service), Big Data, PPP (Public Private Partnership), Smart Ticketing, Contactless Payments, Electric Drivelines, Smart City Initiatives, Passenger Safety and Security, Digital Solutions for Vehicle Maintenance and Monitoring.

Biswajit have been highlighted by various print and digital media in the country for his passion for buses, which includes - 'The New Indian Express', 'Times Of India', 'All About Belgaum', 'Scania India Blog', 'Vijayavani Karnataka (VRL Media)', 'Darshan Belgaum', and 'Vijay Karnataka'. He was felicitated by Rotary Club of Dharwad Central, Karnataka for his outstanding contribution to the Bus Industry especially in the areas of sustainable transport solutions. Biswajit, won the Indian Achiever's Award for the 'Promising Start Up' Category in 2022, adding another achievement to his tally.

Apart from India, Biswajit is followed by and contacted by top bus experts from European countries like Sweden, Germany, Belgium, Norway, Finland and Asian Countries like Bangladesh, China, Nepal and Indonesia. With a zeal for his passion for buses and commercial vehicle industry, Biswajit have dared to dream big on his entrepreneur ventures to develop Indian Bus Industry, encompassing whole of India.
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Replacing and Timing Gears of a VOLVO B9R D9B 340 HP

1:17:00 AM Biswajit SVM Chaser 0 Comments

Procedure of Timing and Replacing Gears of a VOLVO B9R Multiaxle / D9B 340 HP :



Casing and Oil Pan Removed






Gear Set :

1. Crankshaft gear

2. Idler gear

3. Idler gear

4. Idler gear

5. Camshaft gear







Special Tools : 9992063, 9992620, 9998511

Other Special Equipment : 1159794, 1159795, 1159912, 1161231, 9999683, 9999696

1. Do not turn the gears during removal as there is a risk that the crankshaft and camshaft positions will be lost.

2. Remove the countershaft. Gear (2), See Fig.

    Note : Lay paper on the floor to protect the gears.

3.

  Remove the two socket bolts on the crankshaft gear. Remove the gear. Gear (1), see Fig. 

  Note : Place a thick washer between the threaded rod and the crankshaft to protect the bolt puller. 

  Other special equipment : 1159912

4. Remove the six bolts from the combined gear set. Remove the gear. Gear set (3), See Fig.

5. Remove the Idler gear. Gear (4), See Fig. 

6. Remove the separate gears and the oscillation damper. Gear (5), See Fig. 

7. 

  Replace the O-ring on the Crankshaft with a new one. 

8. 

Fit the crankshaft gear and tighten the bolts to specifications in group 20. Gear (1), See Fig. 

Note : Lubricate the inside gears with engine oil before assembly. 

Special Tools : 9992620, 9992063
Other Special Equipment : 1159795

9. Fit the upper idler gear and tighten the bolts with low torque (max. 10 Nm). Gear (4), see Fig. 

10. 

Place the idler gear set (3) with hole markings between the two hole markings on the crankshaft gear. Gear (3), see Fig. 
Tighten the bolts to specifications in group 20.

11.

Screw two bolts into the crankshaft so that it can be rotated if necessary.

Special tools : 9998511

12. 

Make sure the camshaft is at the top dead centre. 

13. 

Temporarily put in place the camshaft gear (5) without the oscialltion damper with the hole marked teeth over the hole marks and tighten the bolts with low torque (max. 10 Nm). Gear (5), see Fig.

14. 

Place a dial gauge against the tooth on the camshaft gear. Gear (5), See fig. Turn the gear to and fro while blocking the idler gear (4). Gear (4), see Fig. 
Compare the result with the blacklash specified in service information

Special Tools : 9999683, 9999696

15. 

If the backlash must be adjusted, undo the bolts. Place a 0.1 mm feeler gauge on the pressure side. Tighten the bolts and check the backlash as described in step 14. 

Note : Do not torque tighten.

16. If the reading is incorrect, repeat steps 14 and 15. 

17. Fit the camshaft gear (5) together with the oscillation damper and tighten the bolts to specifications in group 20. 

Note : Make sure they retain the same position (marking, see step 13)

18. Tighten the bolts on the upper idler gear (4) as specified in group 20. 

Other special equipment : 1159794

19. 

Apply an even bed of sealant around the fastening holes on the lower idler gear. 

20. Fit the idler gear. Gear (2), see fig. 

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