USER'S AND
MAINTENANCE
MANUAL
01/31/2020
Air Compressor : D185T4F-DB
Copyright © 2014, ROTAIR S.P.A. - All rights reserved. This manual is intellectual property of ROTAIR S.P.A.
Its full or partial reproduction is forbidden under any form, on any support and by any means, without the
written authorization by ROTAIR S.P.A.
Figure 10.1-2 Fuel tank for Diesel engine
6 If the air compressor is equipped with a liquid-cooling diesel engine, check the level of the coolant
contained in the radiator (Figure 10.1-3).
Figure 10.1-3 Checking the radiator coolant
Recommended cooling liquid: ROLOIL ROL-ICE BLU
WARNING: The radiator cap (Figure 10.1-3) must never be removed when the engine is hot;
this would cause a sudden outflow of liquid which might result in severe scalding.
Topping off, if required, must be done with a mixture of water and anti-freeze in the
percentage indicated on the container.
10.2 Starting
Operations to be performed for correct starting of the machinery:
1) By turning the ignition switch (Part. 4 Figure 8.1-1) to the right to the position “ON”, the panel is powered and
the following warning lights come on:
Engine oil pressure warning light
This indicates whether the engine has sufficient oil pressure (warning light off) or not (warning light on).