CO2 escapes immediately when
attaching cartridge
• Tighten retaining nut (might be reverse threaded)
• Make sure cartridge is proper size
8g = 63.5mm – 66mm
16g = 87mm – 89.5mm
• Make sure regulator dial is off (turned all the way
counter-clockwise)
• Check cartridge seal for damage
• If still leaking, remove retaining nut, cartridge seal, and
piercing pin – check piercing O-ring for damage
• The cartridge sleeve does not need to reach the end of the
threads (bottom out)
• A 1mm to 2mm gap between the sleeve and the cap is normal
Foamy pour
• Beer has been shaken during transport and needs to sit for
about 10 minutes before pouring
• Beer has warmed up and needs to be cooled down before
pouring
• Beer was lled from a tap system with >15psi
• If beer is foamy only after a few pints, the sight tube may need
to be replaced
• Upper gooseneck seal may need replacement
Pressure Gauge isn’t working
• Tap gauge rmly while pressurized
• Remove pressure gauge and soak in hot water with baking soda
• Using a pin, poke the rear pressure hole to clear any debris
Tap leaks constantly even when locked
• Tap assembly may need cleaning
• Tap shuttle O-ring needs to be replaced. (-110 O-ring)
• Make sure regulator is always on (turned clockwise)
• See tap maintenance video at www.growlerwerks.com/howto
uKeg does not hold pressure
• Cap O-ring may be too loose or damaged and needs replacing
• Make sure regulator is always on (clockwise)
• Cap may be on too tight – only a rm hand tightening is needed.
• Cartridge seal may be damaged, see “CO2 escapes immediately
when attaching cartridge”
Please don’t hesitate to contact us directly.
We’re here to help!
www.growlerwerks.com/customer-service-request
For tech support, call: 971-319-4274
U
K
EG
™
Pressurized Growler
Quick Reference Guide
Tap assembly
Tap Handle
Tap Handle Set Screw
Rocker Nut
Rocker Seal
Rocker
Lock Pin
Tap Body
Shuttle
Shuttle O-ring
VPR Cap bottom assembly
Pin Seat
Cap O-ring
Size -224
High Side Pin
Pin Spring
Piercer O-ring
Piecer
Cartridge Seal
Retaining Nut
Sight tube
assembly
Tap Assembly
Upper Gooseneck Seal
Lower Gooseneck Seal
Sight Tube O-ring (x2)
Lower Fitting O-ring
Lower Fitting Assembly
Riser Tube O-ring (x2)
Riser Tube
Upper Fitting
Sight Guard
Riser Socket
Sight Tube
Gooseneck
VPR Cap top assembly
Cap Screw
(x4)
Cap Body
Low Side
Spring
Spring Hat
Dial Screw
Dial
Drive Screw
Cap Grip
Diaphragm
Diaphragm
O-ring
Size -126
Lower Fitting
Pressure Gauge
O-ring
Pressure Gauge
Pressure Gauge
Retaining Nut
Pressure gauge assembly
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1
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2
GrowlerWerks GWA1002-CU-NB-00 User guide
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