Whirlpool 4GWTW4740 Installation Instructions Manual page 7

Attach the brass female end of the "Y"
connector to the cold water faucet. Use pliers
to tighten couplings an additional two-thirds turn. One end of
the long hose has a wire mesh strainer inside the coupling.
Attach this end to the "Y" connector. Attach washer cold inlet
hose to other side of "Y" connector. Screw on coupling by
hand until it is seated on connector. Using pliers, tighten the
couplings an additional two-thirds turn.
IMPORTANT: Do not overtighten or use tape or sealants
on valve when attaching to faucets or washer. Damage
can result.
9, Clear water lines
Run water for a few seconds through hoses into a laundry tub,
drainpipe, or bucket to avoid clogs. Water should run until clear.
Make note of which hose is connected to hot water to help in
attaching hoses to washer correctly.
0, Connect inlet hoses to washer
Attach hot water hose to hot water inlet valve marked with a
red ring. Screw coupling by hand until it is snug. Use pliers to
tighten couplings an additional two-thirds turn. Repeat with
cold water inlet valve.
IMPORTANT: To reduce risk of hose failure, replace the hoses
every 5 years. Record hose installation or replacement dates
for future reference.
[] Periodically inspect and replace hoses if bulges, kinks, cuts,
wear, or leaks are found.
"11, Check for leaks
C
Turn on water faucets to check for leaks. A small amount of
water may enter washer. It will drain later.
"1_2, Secure drain hose
Standpipe
Secure drain hose to laundry tub leg, drain standpipe, or inlet
hoses for wall standpipe with cable tie.