Limitations – MEGA Corp. MHT175-CAT777-OPS-1 User Manual
Page 17
 
MHT175-CAT777(G)-1
1 Aug 2012
SECTION 3
Limitations
Contents
3-1
Maximum Allowable Weights ………..… 3-1
MHT Gooseneck …………………..…… 3-1
MAXIMUM ALLOWABLE 
WEIGHTS 
1. Maximum allowable gross machine weight
is 627,202 lbs/284,494 kg 
 
2. Maximum allowable load for the MHT is:
a. 175 tons 
b. 350,000lbs 
c. 158,758kg 
 
 
Operating the MHT above maximum load 
will 
decrease
MHT
structure
and
component service life.
 
 
MHT GOOSENECK
1. ARTICULATION
The
gooseneck
is
limited
to
90°
articulation right and left of centerline trail 
as shown below. 
 
 
 
 
 
 
 
 
 
 
 
Gooseneck articulation beyond 90° will result 
in turn limit indicator to gooseneck stop 
contact. Repeated contact may cause damage 
to stops and indicators. 
 
 
2. OSCILLATION 
The hitch ball is limited to 12° as shown 
below. 
 
 
 
 
 
 
 
 
 
 
 
 
 
Hitch ball oscillations greater than 12° will 
result in hitch ball contact with hitch socket 
upper retaining plate. Repeated contact may 
cause failure of upper hitch socket retaining 
plate bolts and reduce service life of the hitch 
ball assembly. 
MHT Top View
12
°