OPERATING THE ENGINE22
BDEF/AdBlue®
To avoid personal injury:
A The urea aqueous solution (DEF/AdBlue®) is
colorless, odorless and harmless.
If the solution gets on your skin, immediately
wash it away with water.
The DEF/AdBlue®, used as reducing agent of SCR, is a
32.5% urea aqueous solution.
No qualification for handling the urea aqueous solution is
needed. As well, the solution is not designated as a
hazardous material.
The product is available at gas stations, truck stops and
specialty shops. Be sure to use the genuine product only.
Do not use any poor-quality products, or the engine may
have trouble and be damaged.
A On the North American market, the high-grade NOx
reducing agent called urea aqueous solution is sold in
the name of DEF (Diesel Exhaust Fluid). On the
European and Japanese markets, it is on sale under
the trade name of AdBlue®.
BWarning Indication and its
Countermeasure
Before starting the day’s job, check the fluid level with the
DEF/AdBlue® gauge on the instrument panel.
If the fluid runs short during operation, the warning
indicator lights up. If you continue running the machine as
it is, the engine output will be limited by 50% or so. If
running is continued, the engine will be limited to idling.
For details, look at the table below.
These limitations are stipulated in conformity with the
emission controls of each country and territory.
(1) DEF/AdBlue® tank (Blue cap)
(1) DEF/AdBlue® gauge
(2) DEF/AdBlue® warning indicator
(3) DEF/AdBlue® system warning indicator
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