Technical data

1
Group 25 Inlet and exhaust system
Group 26 Cooling system
Marine engines
TAMD61A • TAMD62A • TAMD63L-A • TAMD63P-A
TAMD71A • TAMD71B • TAMD72A • TAMD72P-A
TAMD72WJ-A
Contents
General instructions ............................................ 2
Special tools ........................................................ 9
Other special equipment ..................................... 10
Group 25 Inlet and exhaust system
Design and function
General ................................................................. 11
Turbocharger .................................................... 11
Wastegate valve .............................................. 12
Aftercooler ....................................................... 12
By-pass valve for aftercooler ........................... 12
Repair instructions............................................... 13
Turbocharger, removal ..................................... 13
Turbocharger, installation ................................. 13
Boost pressure, checking ................................ 15
Actions for low boost pressure ......................... 16
Exhaust back pressure, checking .................... 17
Exhaust temperature, checking........................ 18
Group 26 Cooling system
Design and function
General ................................................................. 19
Hull cooling TAMD61, -62, -71B ....................... 20
Hull cooling TAMD63, -71A, -72 ....................... 20
Coolant pump TAMD61, -62, -71, -72 ............... 21
Coolant pump TAMD63 .................................... 21
Sea water pump ............................................... 21
Heat exchanger/aftercooler .............................. 22
Thermostat ...................................................... 23
Oil cooler/engine .............................................. 24
Oil cooler/reverse gear ..................................... 24
Coolant ............................................................ 24
Repair instructions............................................... 25
Draining coolant ............................................... 25
Cleaning the cooling system ............................ 26
Filling coolant................................................... 26
Sea water filter, checking and cleaning ............ 27
Heat exchanger/aftercooler, cleaning,
TAMD61, -62, -71, -72...................................... 28
Aftercooler, proof testing or replacement.......... 29
Aftercooler/heat exchanger, cleaning or
replacement, TAMD63 ..................................... 30
Oil cooler, reverse gear, cleaning ..................... 33
Zinc anode, inspection/replacement ................. 33
Coolant pump, replacement,
TAMD61, -62, -71, -72...................................... 34
Coolant pump, replacement, TAMD63 .............. 35
Coolant pump, renovation,
TAMD61, -62, -71, -72...................................... 36
Coolant pump, renovation, TAMD63................. 39
Sea water pump, impeller replacement............. 40
Sea water pump, replacement .......................... 40
Sea water pump, renovation,
TAMD61, -62, -71, -72...................................... 41
Sea water pump, renovation, TAMD63 ............. 44
Thermostat, replacement ................................. 47
Thermostat, function check ............................. 48