TC MMEL for a 604...
This is off 604...so may not apply for a CRJ100
Nosewheel steering:
(M) May be inoperative provided:
a) Nosewheel steering system is
selected off,
b) Nose landing gear solenoid selector
valve is not failed open,
c) Nosewheel is confirmed to be in a
free-castoring mode,
d) Crosswind limit is 20 kts for take-off
and landing,
e) Take-off and accelerate-stop
distances are increased by 2 %,
f) Accelerate-stop distance available
and runway length available are
reduced by 2 % when determining
the AFM fields length limited take-off
weight and V1 speed, and
g) Take-off or landing is not conducted
on a contaminated runway.